RE: Dry Pipe System Dilemmas

and draining of dry systems so very important. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: sprinklerforum-boun...@firesprinkler.org [mailto:sprinklerforum-boun...@firesprinkler.

RE: Electrical Rooms

Also see exhibit 110.21 in the hand book. Note there is "Working Space" and "Dedicated Electrical space" which are not the same thing. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -

RE: Electrical Rooms

run all of those other systems in and out of the electrical space/room in that area other than the zone. As I've said before there is a very good drawing of this in the handbook. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fa

RE: Electrical Rooms

Brian if you know an Electrician with a "Handbook" it has a very good illustration. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: sprinklerforum-boun...@firespr

RE: Heat tracing on pump supply line

support rings shall be used as indicated on contract drawings. Check out the Owens Corning web site for spec.'s and ASTM U/L standards. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Origin

RE: Hi Rise Secondary Source ... again

they require. (Their requirements may be different than yours or the codes.) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 Thom, I checked IBC after posting. It says the tank is to be sized for 30 minutes o

RE: Hi Rise Secondary Source ... again

er to know what he wants now than latter.) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: sprinklerforum-boun...@firesprinkler.org [mailto:sprinklerforum-boun...@firesprinkler.or

RE: 13R Storage Room in exterior balcony

6.9.7 Sprinklers shall not be required in closets on exterior balconies, regardless of size, as long as there are no doors or unprotected penetrations from the closet directly into the dwelling unit. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO

RE: 13R Storage Room in exterior balcony

6.9.7 NFPA 13R 2007 Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: sprinklerforum-boun...@firesprinkler.org [mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of

RE: Sprinkler Water Storage

If you're interested in LEED, see the attached. http://www.healthcaredesignmagazine.com/ME2/dirmod.asp?sid=9C1D8AFF47604273815B68CD6BE372A7&nm=News&type=news&mod=News&mid=9A02E3B96F2A415ABC72CB5F516B4C10&tier=3&nid=9A95F4CC865A46BFA736392CAEB04E92 Thom McMahon, S

RE: FDIC insurance

For some of you larger than us size companies this may be of interest. The FDIC has raised the insured limit on NON-interest baring accounts. (Payroll, A/P) http://www.cfo.com/article.cfm/12749299?f=alerts Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs

RE: Effects of muriatic acid vapor on spirnkler pipe and heads.

agreed to period, the bond is released or escrow is returned to the flooring guy. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 [EMAIL PROTECTED] On Behalf Of Chris Russel >From what I understand the mix

RE: Cloud ceilings - FM guidelines?

d allowance, if your clouds are built of or like open grids. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of St

RE: Spec's. vs. Drawings

he state, and it puts you in a stronger negotiating position if there is a problem, of if what he requires/suggests is in conflict with the statute. It's not being NASTY, it's being prepared and educated. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs,

RE: Specialized Location Service for Underground Water Mains

How come no one listed "Ground penetrating Radar" even here in our town of 12,000 we have a guy with that, and it's as cool as it is expensive. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926

RE: Dry standpipe=Dry system?

PM gaskets were developed which allowed them to remain flexible at very low temperatures.) http://www.tyco-fireproducts.com/index.php?P=gmatl&B= Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Origina

RE: Dry standpipe=Dry system?

So oranges are dry systems and require tri seal gaskets for couplings. And Manual standpipes are Apples, or (simply extensions of the FDC and do not require listed gaskets for dry systems. Correct? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488

RE: variable public water supply, THE SEGUE

! Bang, bang. Crap I missed! But I do feel better. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of George Church

RE: Dry standpipe=Dry system?

I guess steve may know the answer to this. Is a Dry manual standpipe without any air maintenance involved, a dry system, or simply a wet system without water in it? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879

RE: variable public water supply, THE SEGUE

, "At what point does the owner say this is ridiculous!" and get someone else that's "More Reasonable".) All these things are in the NFPA box of tools, but should we try to apply them to every project? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamb

RE: manual dry standpipes - grv cplgs

Tyco says E gaskets not for dry systems. http://www.tyco-fireproducts.com/index.php?P=gmatl&B= Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [ma

RE: A new winner?

Might want to include fire authority, since this doesn't meet minimum supply for their ISO ratings, and could cost a lot in increased insurance premiums for the people of this area. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 97

RE: A new winner?

If you are doing your job from a set of specifications supplied by an eng./arch., that required a flow test of less than 1 year old or some such, I'd throw the whole thing back at them, and ask them to include a fire pump and tank spec. in the revised bid spec. if they can't resolve

RE: variable public water supply, THE END

ices and serious overflow if and when you do get discharge. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 ___ Sprinklerforum mailing list http://lists.firesprinkler.or

RE: How do you test a pressure reducing valve on a standpipe?Long reply, sorry.

LUMBING FIXTURES ARE EXPRESSED ON SOME ARBITRARILY CHOSEN SCALE. (For continuous flow into a drainage system,(2) fixture units shall be allowed for each gallon per minute of continuous flow.) Hence we're talking "BIG" pipe to not back pressure the vertical portions.(250GPM=6&quo

RE: variable public water supply

d 160 Gpm, and your lowest demand is less than 10 Gpm, then it's possible your system will never kick the pump in. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL

RE: How do you test a pressure reducing valve on a standpipe? Long reply, sorry.

evolent dress size 14 type guy?) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Tom Duross Additionally, in later edi

RE: variable public water supply

ially when doing so means you're going to install yet another fire pump, and possibly a holding tank. Which do you think will be most reliably maintained? The water system pump where any failure gets immediate attention from angry consumers or your new fire pump out in the pump house, out of sight a

RE: Gauge in Backflow Test Cock?

es in the blow down port of the wye strainer in front of the BFP, but this is a bad place, since it is where all the garbage you collect using the strainer is to collect until you blow it down. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel:

RE: Hot oil kettles - Large

, and not likely to contain the gas very well. The CO2 choice was so they didn't have to replace the oil, just run it through the filter system a few times before they could make more chips. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 97

RE: FM Testing for Wooden Moving Crates

Dave: I think we had a discussion about this very thing a few months ago check the archives. I believe that warehouse had a foam system. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original

RE: full forward flow testing backflow II

) In combination standpipe systems you would calc. the greater demand, the Hose or the sprinklers system. In yard systems with BFP in pits supplying both fire Hyd. And sprinkler systems, I believe you would flow the "Fire Flow required by the IFC". Thom McMahon, SET Firetech, Inc. 2560 Copp

RE: full forward flow testing backflow

e you test. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of [EMAIL PROTECTED] Sent: Friday, November 21, 2008 1

RE: Collapsing File Storage System

NFPA Las Vegas held a seminar on this topic, and ref that test info. NEW TOPIC: Does anyone have the rubber parts for a 2" Central (D1) Deluge valve? Please contact me off forum. Thanks Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel:

RE: Mech/Electrical room classification

7;s all neatly stored about 12' high. Can't wait for his next inspection. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 ___ Sprinklerforum mailing lis

RE: 13R system with individual risers calc to 13D?

or them. I would also at that time suggest they contact their insurance underwriters to see if they have any liability issues for all those "Phase I" residences. (Who knows? Maybe you'll be retrofitting them as your next project.) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr

RE: Light Hazard Offices

stead just minor injuries. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 Are office buildings burning down because they were designed for Light Hazard? Gr

RE: Mech/Electrical room classification (wa ExistingPipe ScheduledSystem Water Supply)

ght matters. OH II has 12' storage limitations again "Height Matters." Many storage application sprinklers are listed for specific height building or storage arrangements, again "Height Matters." Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat

RE: Testing Sprinklers

If per chance your goal is to get a job of replacing ALL the sprinklers in the building, obviously a larger sample will give you a better chance of having one head fail which is all it takes to require their replacement. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136

RE: 13R system with individual risers calc to 13D?

You may want to talk to you contractor about a single supply for all four units fire system, or one larger dom. Supply in one unit and 3 smaller supplies in the other units. That way only one larger backflow, and you can still zone by unit if the GC wants, or at least by floor. Thom McMahon, SET

RE: Mech/Electrical room classification (wa Existing Pipe ScheduledSystem Water Supply)

oms and pits should be EX I if you CANNOT prove the Hyd. Fluid is "Non-Combustible" I would say that if the rest of the building is OH II then don't sweat the M/E rooms, just use the same coverage. But if the rest of the building is LH, then you may want to look at the actual conditi

RE: Existing Pipe Scheduled System Water Supply

The point I guess is "Do you have any OH areas larger than 400 SF?" If yes use OH supply requirements, if NO use LH supply requirements. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 Thom,I thin

RE: Existing Pipe Scheduled System Water Supply

.2.1 so 15 Psi and the 30-60 Min. duration is OK. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 Timothy: You must design for Ordinary Hazard in the Ordinary Hazard areas; Light in the Light Hazard Areas. T

RE: Testing Sprinklers

1% (That would be 5 if you had 500 of all the same type and temp.) If say you had 200 SSU and 200 SSP and 100 HSW, then you would need to supply 4 of each type.) Remember, if even one fails, you replace all the sprinkler in the area that sample represents. NFPA 25, 2008 5.3.1.3. Thom McMahon

RE: inspection reports and copying fire marshals

e district. (You'll still have one pissed off individual, but your business and reputation won't suffer any more than from the guy next door that doesn't like how often, or not you cut your grass.) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Spring

RE: inspection reports and copying fire marshals

oving equipment, materials, an installation, or procedure." I think that this is where the AHJ's need to exercise professional standards of conduct as well. Their reaction cannot always be a "US vs. Them" attitude to deal with these difficult situations. A little diplomacy goes

RE: Sprinkler Main Protection

Reed: Did I miss understand the question? Where you talking about protecting that area with sprinkler heads (SSP or SSU) attached directly to the main, to provide protection to the area the main passed thru? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs

RE: Sprinkler Main Protection

he main to supply sprinklers in this area? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Reed Roisum Sent: Friday, Novembe

RE: inspection reports and copying fire marshals

Health with respect to the same systems. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Dusha, Richard P. Mr. Sent: Friday

RE: inspection reports and copying fire marshals

ot;Property Manager" who say's we'll never work in this town again. That was two years ago, and life's too short for mean people to ruin your day. Sorry got to go back to work, been busy ever since. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat

RE: inspection reports and copying fire marshals

So you've got a perfect slander case, where the defendant admitted he slandered you. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROT

RE: Slippery Slope - tyco

Also visit TYCO web site they have a white paper on "Specific application attic sprinklers" Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mai

RE: Slippery Slope

Yeah talk to TYCO Tech services. If you were at AFSA DC you could have heard James Golinveaux speak to this very topic. Basically the only thing that determines how these sprinklers are to be used is their listing, because they are "Outside of the scope of NFPA 13". Call TYCO Thom Mc

RE: NFPA 14

That and those Arch. That really like those "Glass Stair towers" get really pissed if what you see looking in is the floor control on the mid level, the same as you see looking out! What a VIEW! Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO

RE: design and coordination roles and responsibilities.

COULD IT POSSABLY BE THAT W30 beam we're all shown crossing? Since ancient times the builder of empires and Architects have had the same theory, KILL the messenger!! Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 F

RE: LAK OF CO-ORDINATION

th co-ordination, but only to the level of expertise of the person inputting the data. Usually a IT geek or nerd, not the PE, and rarely anyone with actual hands on experience of how it really goes together. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat

RE: Viking concealed sprinkler

If you have a 165'F cover plate, the head should be a 200'F concealed sprinkler. The glass bulb should be green. The paint dot may be meaningless, but call Viking service desk for help if your concerned. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat S

RE: White papers and definition of roles

, and want to improve. For those that are too stubborn, CALL THE COPS!! (Engineering boards) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 Others that are trying but make occasional dumb mistakes nee

RE: White papers and definition of roles

nge YOU WILL have to make it happen! PE's that don't know ESFR from SSP, will continue as they are, unless someone speaks up. As George would say "Just say NO!" to people working outside their area of expertise. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882

RE: White papers and definition of roles

You mean that shinning Katanga with "Code Slayer, sword of justice" on it was all a sham? Yea it hath many a P.E. bloodied and sent a scurrying for the bosom of their mommies. T'was it all for naught? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamb

RE: Fire on exterior sprinklered balcony or apartment building

t not only could have been a lot worse, it would have been a lot worse without the sprinkler going off. How long before someone noticed it if not for the sprinkler? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926

RE: Closets / cabinets

Yeah! For Now! Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 Actually it's a Tetrahedron. David Autry ___ Sprinklerforum mailing list

RE: Closets / cabinets

eak the tri angle of fire on the smaller ones. Yeah I know! The Tri angle of fire is "OLD School", and someday it will be the "Obelisk" of fire, but I hope by then to have been put to the flame for the last time. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 88

RE: Closets / cabinets

I would say "containment" was the likely result, if a fire occurred in the cabinet/closet with a single sprinkler head at the top. My two peso's, and well worth it, Se? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7

RE: Main Drain

e way outside. (The larger pipe diameter is to reduce or eliminate "Back Pressure" this is not a desirable effect in a main drain test.) Just MHO Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926

RE: Fab in Hawaii

I already talked to them, they still have the fab done in CA. Thanks for the help. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED

RE: Standpipe system

Dear Rosanna: As always while my questions may be stupid, your insight is a valued gem. I feel so much better know there are only three differing interpatations to resolve the 500 Gpm testing requirements. It's all so clear now! Thanks Thom McMahon, SET Firetech, Inc. 2560 Copper Rid

RE: Standpipe system

never considered them as separate hose stations. One is for one groups use, and the other is for the fire fighters.) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 Subject: Re: Standpipe system Keep in m

RE: Central Station Response time

. that this is a very conservative value for that amount of time. Webster's would not be so lenient. Since the code says "Immediate" in the body, the battle will be over what that means. I believe that by most people's understanding, waiting 4 minutes would not be considered imm

FW: Central Station Response time

type stuff) would prevent calls to an AHJ. This is the reply I just got from a Central Station Manager on the question last week of "Allowed maximum response time". Hope this helps. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 97

RE: ASME A17.1 elevator SAFETY CODE

e-mail or even just quote to me with the section and paragraph? I have an elevator inspector that wants flow, tamper and rate of rise detector in the pit sprinkler supply line. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fa

RE: Mezz design area

h lines the same.) This also prevents fitters from putting the wrong branch line in the wrong part of the system. "Yeah the print said 2" for the remote branch line, but since 2" is always closer to the main we figured that the 1-1/2" should be farthest from the riser, not nearest.&

RE: Fab in Hawaii

Somehow the picture of a 250# + guy in a Thong and Hawaiian shirt with a cigar in his mouth, standing on a sandy beach, a roll groover, generator and boom box fabing pipe, is something I'll have night mares about forever! Thanks for the help!! Thom McMahon, SET Firetech, Inc. 2560 Copper

RE: Fab in Hawaii

Does anyone know of a Sprinkler Fab. shop in Oahu HI they would recommend? I know Ferguson now has an outlet there, but they still fab. in CA and ship. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926

RE: sizing expansion tanks

and you'll never know how you justified missing the opportunity before. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf O

RE: sprinklers obstructed by a grid of wood 5 ft below that is 95% ope?

This certainly exceeds the 75% open we normally think of as "Un-obstructed" for lattice or egg crate. By using the spray pattern development in your 5'-0' clear space above the wood, to determine your spacing, you'll assure full coverage. Thom McMahon, SET Firetech, Inc.

RE: Special Escutcheon

e not hangers, and unless listed to be so cannot be used to Brace, support or restrain the branch line. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[

RE: Main Drain test

lot of trapped pipe either way allows the main drain to be run at every inspection.) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]

RE: Window Sprinklers

Yes but the building code does not! So I guess where you have no building code your OK. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL

RE: shallow pitched roof.

ber that is different from the committee as a whole. That's why the "Formal interpretation is available. Also why it takes time because it poles the committee. (See notices and disclaimers at the back of your NFPA documents.) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 8821

RE: Window Sprinklers

hear it, The window sprinklers are to be used in full sprinklered buildings. To do otherwise is at your own peril. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 But the truth is, there still is the remote (an

RE: hydrant location

NFPA 13 or 13R) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Nathan Hatcher Sent: Thursday, October 02, 2008 1

RE: Protection below steel grating

All this time to discover it's people that turn to dirt, not water? Thom McMahon, SET Firetech, Inc. Aristotle postulated that water turned to dirt> > Craig L. Prahl, CET ___ Sprinklerforum mailing list http://lists.firesprinkler.

RE: 2002 to 2007 code changes

Sprinkler Age had a number of articles on this topic, I remember a 3 part article that ended in Jan 2007. And there were more before that. Look at your old copies. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879

RE: overhang concealed space

Since your time frame is tight, put a note on your drawings "Concealed combustible space to be protected if required by the AHJ." Submit your plans and let him make the call and argue with the Arch. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs

RE: Window Sprinklers

Through testing TYCO has shown that with the proper placement and spray pattern the sprinkler spray cools the glass before it reaches a temperature that might cause the glazing to shatter. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-8

RE: NFPA 13 Pocket guide

Place an order for 10,000 and I bet you get them before the next 13 is out. (Probably the week before.) Heck, I've been asking them to sell Tabs for the handbook just like they do for the NEC Handbooks, but no luck yet. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 8

RE: Window Sprinklers

Of course it's MORE than adequate for a 1 hr wall, the question was is there a "Less" that would work for 1 hr, but not 2 hr? Maybe a smaller orifice or totally different head or even a vert. sidewall? Hence "Window Sprinkler Lite" Thom McMahon, SET Firetech, Inc. 2560

RE: Water Supply

stice is not just a "Larger than life" issue, it's a daily responsibility. Fire Sprinkler evanglist - Donations and major credit cards accepted. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 --

RE: Window Sprinklers

Only the good one's! Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Russell Sent: Tuesday, September 30, 2008

RE: Window Sprinklers

= to 1 Hr. is prohibitive. Maybe TYCO can do "Window Sprinkler Lite" for 1 hr rated wall assemblies? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [ma

RE: Water Supply

work as drawn. If they ask how to correct it, you can give your opinion as a "Non-Design Professional" and suggest they have an FPE help with the final design. Yeah I know this just endears you to the Owner and the "Team", but it sure beats taking it up the shorts! Thom M

RE: RE Water supply available

bid it to the owner and let him decide. I really hate to do more than is required, but if the owner wants to pay me for a fire pump they don't need, hell I'll sell them one. The bypass will either keep it from ever coming on, or because it's there I can reduce some pipe sizes. Thom M

RE: which pipe is right for underground bury in very hot soil?

I've read a series of the responses and some good points were raised. First off PVC (C900) is very resistant to an alkaline environment, either liquid or gaseous. See the attached site. http://www.engineershandbook.com/Tables/plasticprops.htm Secondly the air temp if a problem at all, (Note Ed say

RE: Backflow requirement

and the Local and state ordinances are like NFPA 13 which tells you (The How) Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 I think the intent of the SWDA was to prevent cross connection of municipal and pr

RE: Backflow requirement

anything like anti freeze to a system on a well, use and air gap or RPZ. (Air gaps are the most affordable and lowest cost way to achieve the highest level of protection.) Check with you state dept of health, I'll bet they can tell you all about it. Thom McMahon, SET Firetech, Inc. 2560 Copper

RE: Dry Valve Keeps Tripping

V's because our systems can have extreme fluctuations in temperature and then pressure as a result of the large temp change. (+110'F to -30'F in less than 24 Hrs) Our preferred system is a single interlock pre action, so the cross zoned smoke and heat detectors trip it. Thom Mc

RE: Spray Paint Booth

When I've done the under floor supplied booths, we did protect the plenum's because paint was heavier than air, and would collect in the plenum, same as floor. Overhead plenum shouldn't have that problem. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamb

RE: Spray Paint Booth

protection. So is it a fresh air supply or a re-circ? Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Bob Knight

RE: An HBA Response to the IRC vote

on it for their existence!) So I guess they value new home owners lives more than existing home owners. AH! The smell of Bull S**t in the morning. Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -Original Me

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