RE: FA not sprinkler question

I have never seen a way to sync any AC device since 79 when I got into the alarm business. Have seen it tried a couple of times but nothing "I" know of made it to market. Best regards, Charles Thurston thurst...@pyebarkerfire.com Pye-Barker Fire Safety 1

RE: Overhead / Friction Loss

I would love to have a copy also sent to thurst...@pyebarkerfore.com<mailto:thurst...@pyebarkerfore.com> Thank You Best regards, Charles Thurston thurst...@pyebarkerfire.com Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (84

RE: Fire sprinklers in harsh coastal environments

We have used Nickle Teflon under buildings where the guys got to look at the ocean while installing them and they still look good 6 years later. Side Note I still have the old wax warmer and about 5 pounds of BeesWax we used to use for dipping them in. Best regards, Charles Thurston

RE: No Jockey Pump

’ of pipe with water pressure in it. 4 years ago I could not find anything that said there had to be a jockey pump. Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach

RE: No Jockey Pump

Is there a water flow switch setup to start the pump? Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473 facsimile

RE: [EXTERNAL] RE: PRV after pump discharge control valve

So True Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473 facsimile [cid:image001.png@01D41D9F.6B232D20] From

RE: PVC drain line

pipe Depending on the size of the branch lines I would feed the valve to a 1 ½" or 2 ½" hose connection. You need ½ as many valves as there are branch lines, You have not made the major impact on the hydraulics like it would connecting all the branch lines to 1 valve on each si

RE: Residential water storage

And standby power for that pump > -Original Message- > From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] > On > Behalf Of John Irwin > Sent: Monday, March 19, 2018 10:12 AM > To: sprinklerforum@lists.firesprinkler.org > Subject: RE: Residential water storage >

RE: Inspection of pipe hangers

AND Make him provide his own safety harness Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473 facsimile

RE: Underground Dry System Pipe Type

out and turned back to powder. Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473 facsimile > -Original Mess

Re: FDC & Pump

prinklerforum-firesprinkler.org -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 -

Re: [EXTERNAL] Saw-Tooth Ceilings

27;s different than what I've been doing for 10 years. >>> But as a contractor, it would definitely be helpful if I was wrong >>> in this instance (i.e. save some money). >>> >>> I wish some of the "Big Wigs" on this site would chime in with >>> their opinions. >>> >>&

Re: Sports Games Issue/concern

damaged. > Thoughts? > [cid:image002.png@01D34CBE.F2F70AD0] > Sincerely, > Brendan Rotter > Nicet Level III > Project Manager > Xtreme Fire Protection > 4102 N. Cliff > Sioux Falls, SD 57104 > Ph (605) 357- FIRE (3473) EXT 3 > Fx (605) 357- 3487 > brot...

Re: Use of E-pipe

t > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Roa

Re: Seismic Rings

Hello Steve, Thanks, That is what I was thinking and had not found it in the book. Saturday, September 23, 2017, 9:33:07 AM, you wrote: No, flexible hose fittings are "in lieu of ..." Steve L. Original message ---- From: Charles Thurston Date: 9/23/17 5:30 AM (GMT-

Seismic Rings

Hello Sprinklerforum, I have a location adding a ceiling to an area that is open with upright heads, No biggie. Using Flex Head lines for the first time. Do I still need the clearance hole 1" bigger around the sprinkler head in the ceiling tile? Concealed heads. -- Best regards, Ch

Re: Heat trace power

-535-2080 (ofc) 860-553-3553 (fax) 860-608-4559 (cell) -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473 facsimile

Re: Bending Pipe

turn out? Was it worth the effort? I have a project that has a curved roof that looks almost like a wave. Bent pipe would really help if I can figure out a way to get it fabricated. Micah Davis www.dynamicfiredesigns.com -- Best regards, Charles Thurston thurst

Re: CPVC: To Move, or Not To Move

:-605.348.0108 -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473 facsimile

Re: Electric monitoring of control valves

DCVA tamper? I'm not knowledgeable on the wiring of devices. Owen Evans 13D Design Sent from my iPhone ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.or

Re: Electric monitoring of control valves

orum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division

Re: Heating cable and 1" wrap.

nkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org -- Best regards, Charles Thurston thurst...@pyebark

Re: Pre-action detection options

detection? The standard ones are proving problematic. Todd G Williams, PE Fire Protection Design/Consulting Stonington, CT 860-535-2080 (ofc) 860-553-3553 (fax) 860-608-4559 (cell) -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A

Re: Golf simulator

anical.com/ -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473

Re: FM Global Electrical Room Fire Protection

Security.cloud service. For more information please visit http://www.symanteccloud.com __ -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire

Re: NFPA 13 dry system - residential sprinklers

WI 53072 dmarti...@total-mechanical.com Ph: 262-522-7110 Cell: 414-406-5208 http://www.total-mechanical.com/ TOTAL Mechanical voted “Top Workplace” for a 4th consecutive year. -- Best regards, Charles Thurston thurst...@pyebarkerfire.com MYRTLE BEACH F

Re: different k-factors in same area

ronic transmission in error, please notify us immediately at 1-904-387-7973. -- Best regards, Charles Thurston charl...@mbfsg.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473 facs

Re: Floating Dock

o it is more specific than > "Re: Contents of Sprinklerforum digest..." > ___ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org >

Re: Floating Dock

_ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > ___ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.

Re: Floating Dock

s Aluminum decking welded into place, +/- 185' long, last hose valve is about 1000 feet from the FDC. Had 6" all the way when it was put in 5 years ago. -- Best regards, Charles Thurston charl...@mbfsg.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker F

Floating Dock

. There is no access under the dock. Dock is Aluminum decking welded into place, +/- 185' long, last hose valve is about 1000 feet from the FDC. Had 6" all the way when it was put in 5 years ago. -- Best regards, Charles Thurston charl...@mbfsg.com MYRTLE BEACH F

Re: (1) FDC or (2)

feasible to do this and tie the systems together via the FDC pipe or does each Riser still require its own FDC connection? Brian Harris, CET BVS Systems Inc. Design Manager bvssystemsinc.com Phone: 704.896.9989 Fax: 704.896.1935 -- Best regards, Charles Thurston

Re: (1) FDC or (2)

. Design Manager bvssystemsinc.com Phone: 704.896.9989 Fax: 704.896.1935 -- Best regards, Charles Thurston charl...@mbfsg.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473

Re: (1) FDC or (2)

: 704.896.9989 Fax: 704.896.1935 -- Best regards, Charles Thurston charl...@mbfsg.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843) 839 - 3473

Re: Check valves on Antifreeze loops

st port at each end of both loops, even though the loops are not 150 gallons. -- Best regards, Charles Thurston charl...@mbfsg.com MYRTLE BEACH FIRE SAFETY GROUP A Division of Pye-Barker Fire Safety 1445 Cannon Road Myrtle Beach, SC 29577 (843) 916 - 8787 (843)

Re: Tank Capacity

however, I recall this being the case. Am I overlooking something? Thanks, ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl

Re: Deep Hole Saws

Hello 321, I have an 18" 1/4" bit I make a pilot hole with. I have an extension I put the mandrill in. Drill to the depth of the saw, take it out and clear the saw, drill more, repeat as needed till the hole is done. If you wander a bit through the insulation it does not matter. Friday, Octob

Re: Question for any member of Installation Sub-TC

prefer to use the traditional hard copy. This > is a pretty good reason to take the PDF for a test drive I suppose. > > > Steve > > > ---- Original message > From: Charles Thurston > Date: 9/27/16 5:58 AM (GMT-08:00) > To: sprinklerforum@li

Re: Question for any member of Installation Sub-TC

Hello Tom, I just did a search in the PDF for "Floor Control Valve Assemblies" I came up in 8.4.2 as the only location on the whole phrase. Then a search on "Floor Control Valve" came up with : 8.16.1.1.2.2 Floor control valves in high-rise buildings and valves controlling flow to sprinklers in

Re: Nashville

Hello, Had a WONDERFULL time, Learned a lot, GREAT Seminars, Thank You to all the instructors who taught them. Met several of the folks I only knew by name from the forum. If you have never been to one I do recommend you GO to one. Wednesday, September 14, 2016, 2:07:28 PM, you wrote:

Nashville

Hello Sprinkler, Made it for the convention. I'll be the one with the lost look and the "Old Fart" hat. -- Best regards, Charles mailto:charl...@mbfsg.com ___ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.

Re: Provision for flushing CPVC

Hello Brad, Then add the glue dry time after the flush for putting on a new cap to the job before you can put it back in service... Is that really cheaper then a groove cap? Friday, August 26, 2016, 9:09:16 PM, you wrote: > Friday all day Mark. > 'in order to form a more perfect 13' I conclude

Re: Provision for flushing CPVC

Hello Brad, Slip x Groove on the end with a groove coupling and groove plug is what I use. Thursday, August 25, 2016, 10:25:41 AM, you wrote: > Hello, > > > Can someone tell me the most economical way for providing for flushing 1.5" > and 2" CPVC mains please? > > > > thanks, >

Re: Mechanical tees in new construction

Hello Any welding on galvanized pipe burns off the galvanize, No amount of cold galv sprayed on after welding on an outlet can not cover the INSIDE of the pipe. Just made using Galv pipe worthless I.M.O. and that of several AHJs in the area. Anything we do with Galv is Mech Ts for outle

Re: Resi Riser - Character set not allowed

Hello rongreenman, I have seen this before on a large grid with a 20 year old alarm valve in it, Air trapped in the grid was the problem, Found a large section where the mains and branch lines had been raised over the drain, Had to run an Auxiliary Drain off the high part to vent air and then a

Re: Standpipe Test requirements

Hello John, In this area when they ask for that, I have pointed out they need to supply the 1st responding pumper truck for the test as trucks can be different and I know I will rent one that can provide 100 PSI to the top, BUT that does not mean THEIR pumper can. Always got them to supply the

Re: Heat tracing

Hello Scott, From the manual for this. XL-Trace Heat-Tracing System provides many benefits for freeze protection of fire suppression piping. • Eliminates complicated dry system control valves • Provides one simple system throughout a building • Simplifies future building expansion • Allows faste

Re: Exhausters

Hello Ed, That is after about the 2 min it takes the riser to trip. Thursday, June 16, 2016, 2:43:03 PM, you wrote: > "Get solid flow after about 2 min and for about 45 seconds to 1.5 min then it > goes to sputtering and then you get solid waterflow." > Does this conflict with your initial stat

Re: Exhausters

st does the stream appear to be > obstructed? I wonder what a pressure gage at the ITV would read when water is > flowing. > On Thu, Jun 16, 2016 at 6:37 AM, Charles Thurston wrote: > Hello Sprinklerforum, > >I am sure this topic has been exhausted in the past, but I

Re: Exhausters

ms not fully drained taking considerably longer to trip than when it was > fully drained. The trapped water may be delaying the trip time of the dry > valve. > Bill Cunningham > Sent from my iPhone >> On Jun 16, 2016, at 6:37 AM, Charles Thurston wrote: >> Hello Sprin

Exhausters

Hello Sprinklerforum, I am sure this topic has been exhausted in the past, but I did not find a definitive answer anywhere. Does anybody still make an exhauster for Dry Sprinkler systems. We are having issues whit a system installed many years ago. Water delivery is 4-5 minutes to the inspect

Re: Tyco Dry Pipe Valve

> distribution center. There's a fitter along to play with the toys and all I > do..., well, let's just say not too much. > I mentioned this discussion to him and he nodded with that " Ifeel you > brother" look and said they're clogged a lot. > On Wedn

Re: Tyco Dry Pipe Valve

Hello rongreenman, Nope it is in the casting for the body. Wednesday, May 18, 2016, 12:38:06 AM, you wrote: > So not the Tee, Charles? > On Tue, May 17, 2016 at 8:37 PM, Charles Thurston wrote: > Hello rongreenman, > > The restriction is in the casting for the body of th

Re: Tyco Dry Pipe Valve

Hello rongreenman, The restriction is in the casting for the body of the valve. I have seen it and warned my guys to be very careful cleaning the seats. Tuesday, May 17, 2016, 9:38:12 PM, you wrote: > I'm surprised that something this unusual isn't even listed as a special part > on the cut sh

Re: Pre action pull station

Hello Todd, Better question is WHY is an electrician installing something that is not electrical? > > 2007 NFPA 13, 7.3.1.2 The automatic water control valve shall be provided > > with hydraulic, pneumatic, or mechanical manual means for > > operation that is independent of detection devices an

Re: "HotBox" cost

Hello You can get insulated blankets made for that to fit a 6" backflow for $500.00 to $700.00 or you can get a metal, heated, box for $8,000.00 and up. I priced a box last week with a "major" brand name on it that was 11K MY cost, Plus shipping, Plus the pad to install it on, Plus the

Re: UG 5 ft outside building

Hello We do it both ways. 95% of the time when my contract calls for me to go 5' out, I sub the stub installation to the site UG sub. I do note in my quotes my work starts 1' AFF if it is not clear in the bidding docs. Tuesday, March 29, 2016, 4:26:51 PM, you wrote: > We never do it.

Re: Shooting Range

Hello Craig, IF there is a ceiling with space above. This actually this would be a good application for Aspirating Smoke Detection. All you would have on the ceiling is a small round circle. Monday, March 7, 2016, 8:26:55 AM, you wrote: > I had one where the saw tooth roof system was used, it

Re: Piping of radiator discharge line

Hello Timothy, Can you pipe it to the discharge side of the pressure relief valve? I have never done one so don't recall if this is allowed or not. Friday, March 4, 2016, 1:54:00 PM, you wrote: > We have an 8" pressure relief valve and floor drain piped directly > to storm, but apparently hav

Re: Piping Through an Elevator Shaft

Hello Jerry, Nope same as the shaft. Friday, February 26, 2016, 8:25:12 PM, you wrote: > What about the machine room? Can you run through those? > Jerry Van Kolken > Millennium Fire Protection > (760) 722-2722 > ___ > Sprinklerforum mailing list > Sp

Re: Piping Through an Elevator Shaft

Hello Jerry, If it is covered under the ASME 17.1 elevator code, You can NOT do this. Anything that enters the elevator shaft(s) or machine room(s) must be for the elevator and Must dead end in that area. Had an elevator inspector 8 years ago in a building that had been there 2

Re: Combustible concealed space

Hello Dewayne, We had to sprinkler the wood roofs put on some coolers outside the building back in 2007. They had to make an access panel in the end to allow us in to run the piping for the coolers and attic heads in the space. I do not remember the code sited by the state LLR reviewer. Said th

Re: Roof dormer sprinklers?

Hello I do it too. Seems that plywood is combustible. I have never seen one without a hole cut into the attic. Friday, January 22, 2016, 8:28:34 AM, you wrote: > I always do it if it is a combustible concealed space > Todd G Williams, PE Fire Protection Design/Consulting Stonington, C

Re: CPVC pipe in steel studs

Hello Dewayne, Be careful of the oil or coatings on the studs. Getting it on hands or tools and then on the pipe. Tuesday, January 19, 2016, 1:59:35 PM, you wrote: > This is a small area so we would only need to pass through 18 studs with 1 > 1/4" pipe so I was going to use the Tolco Fig24 on e

Re: Gauge calibration

Hello Todd, This is who we use: Gage-IT Inc. 94 N. Branch Street Sellersville, PA 18960 phone 215-453-8611 and fax 215-453-8770. Good service and turnaround time. Thursday, January 14, 2016, 3:17:52 PM, you wrote: > Any good recommendations on a place to have gauges calibrated? > Todd G Willi

Re: can sidewalls be installed when not located next to a wall?

Hello Rahe, Works good when the car is at the bottom of the shaft. Friday, December 25, 2015, 7:11:21 AM, you wrote: > Sidewall heads without a wall is one thing, but what about sidewalls at the > bottom of elevator shafts that have a wall but no ceiling? > *Success Through Code Compliance*

Re: Drum Drip Valve Guard

Hello Brad, We have enough trouble in this area getting the maint. guy to drain the ones with 2 valves they can reach and a hand tight plug in the bottom. IF we get 3 days below freezing and then a thaw, we will run 40-60 freeze break calls on the thaw day. That reminds me I need to place our

Re: sprinkler pipe passing through electrical rooms

Hello Greg, We have several locations around here where the electrical room "surrounds" the sprinkler room so pipes pass through them, Just have to be very careful where they go. Elevator machine rooms is what I first thought when I saw your question. Friday, October 30, 2015, 6:45:26 AM, you

Re: Sprinkler Head Testing

e one floor more likely to be impacted than >> > another. Perhaps a parking garage if it's by the sea or some other >> > potentially corrosive atmosphere. But otherwise what value is there in >> > having a full sampling from each floor? Why would the 12th floor of an >>

Sprinkler Head Testing

Hello Sprinklerforum, Looking for a conses of how heads are picked to remove and send for testing. We have an AHJ that has been calling a floor an "area" for testing, Now that is being challenged by a property management co that claims it should be per: 3.6.4* Sprinkler System. For fire prote

Re: concealed residential sprinklers in beams

Hello Rocci, A false beam installed below the solid ceiling will stop the airflow that would normally go into the attic space during a fire. That airflow is critical for the concealed head to operate. Friday, October 9, 2015, 11:52:13 AM, you wrote: > Does anyone have any knowledge on installi

Re: Riser tags

Hello Joe, We tag them at install after the acceptance inspection. I look at it as that really is the first system inspection so we tag em. Gives you a reference for the next inspection in a year. Monday, October 5, 2015, 5:37:04 PM, you wrote: > This is a rather simple question. > When a sys

Re: Test and Drain

esign.com > http://www.mfpdesign.com > https://www.facebook.com/pages/MFP-Design-LLC/92218417692 > Send large files to us via: https://www.hightail.com/u/MFPDesign > On 7/31/2015 8:44 AM, Charles Thurston wrote: >> Hello Sprinklerforum, >> I have a project with a bunch of 4.9K

Test and Drain

Hello Sprinklerforum, I have a project with a bunch of 4.9K Heads, Looking for a pre-made Test and Drain Valve with pressure relief to use. All I am finding is for 4.2K and 5.6K heads. The listed sizes translates to 14/32" and 16/32" sizes. WHat has everyone been using for a 4.9K or 15/32"

Re: open space under concrete building

Hello Greg, Protect it. We have many of those in this area and have to sprinkler those areas. Tuesday, June 23, 2015, 10:42:31 AM, you wrote: > Yes and yes... > Greg McGahan > Living Water Fire Protection, LLC > 1160 McKenzie Road > Cantonment, FL 32533 > 850-93

Re: Insulation of pipe in attics

e it is easier to keep > them in place at the desired thickness over the pipes, the most important > place, than the blown stuff. > On Thu, Jun 4, 2015 at 11:40 AM, Charles Thurston > wrote: >> Hello Jeff, >> Hard to do in an assisted living facility, Gotta have wet pipes t

Re: Insulation of pipe in attics

s, and so on and a combination of those all operating at > the same time makes the condition worse. > Be careful when you go this route. > Scott > > Office: (763) 425-1001 x 2 > Cell: (612) 759-5556 > -Original Message- > From: Sprinklerforum > [mailto:sprinkl

Re: Insulation of pipe in attics

ers insulation > for sprinkler piping. It has some very good details and pictures. > John > -Original Message- > From: Sprinklerforum > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Charles > Thurston > Sent: Thursday, June 04, 2015 11

Insulation of pipe in attics

Hello Sprinklerforum, I have a project where they are using blown insulation in the attic. Per the diagram I have seen many times I showed plastic sheeting draped over the pipe and batt insulation on top of the plastic. The insulation installers put the batt on the pipe and plastic over that.

Re: joining steel and stainless steel pipe

Hello Todd, Yes you will have some. One of the jurisdictions here passed a local ordinance that all "pipe hangers exposed to corrosive conditions or saltwater must be SS. Less than a year later they had sprinkler pipe corroding and leaking at the hangers in the parking decks. A strip or rubber

Re: Pump transfer Switch

Hello Steve, To quote Steve "For whatever it's worth" We have quite a few in this area where the transfer switch has been provided by others. The gen-set manufacturer or even third party. I know of 2 locations that were just put in 2 years ago so that might be something new. Thursday, March 19

Re: Pump transfer Switch

Hello Jay, NFPA 20 2013 9.3 list conditions. Thursday, March 19, 2015, 8:19:23 AM, you wrote: > Since the height of the highest floor of the building is less than 75' > above the fire dept. access, I don't think this classifies as a high rise > building per IBC (2009 good old Penna) 202 defini

Re: exterior cooler/freezer

Hello Christopher, That is what the AHJs around here look at it as. They say the closed cooler door is like a fire door and no sprinkler needed. They even told a building owner of he left the "decorative roof" off a 1500 sq' cooler outside the building it did not have to be sprinklered. Monday

Re: Hydraulic Calculations with two water sources

Hello Paul, Then you only need to calc it with the supply from the tank. City will not do anything as long as pressure from the tank is higher. Thursday, February 19, 2015, 5:47:31 PM, you wrote: > Hi Mark, > The City water main is not gravity fed only the secondary supply is from a > gravity f

Re: Hydraulic Calculations with two water sources

Hello Paul, When you tie the 2 together the pressure will equalize. You have to take hydrant 1 off the city supply to tie it to the elevated tank. If you tie them together with a check valve as long as the tank system has higher pressure that will be the source. Thursday, February 19, 2015, 4:

Re: prefabricated fire riser stub-up

. They installed a 6" unit with the grooved outlet. > Now the Engineer on the job is requiring the stub above the floor to > be rodded and a dielectric union to be installed. > Sent from my iPad >> On Feb 4, 2015, at 7:15 PM, Charles Thurston wrote: >> Hello , >>

Re: prefabricated fire riser stub-up

Hello , I use em all the time. GREAT as you can drop it in the ground or give it to the site contractor. NO need to hydrotest before they pour the slab. Wednesday, February 4, 2015, 11:08:19 AM, you wrote: > It’s a great way to circumvent the need for pit at the lead-in when > the owner

Re: Used Fire Pump

Hello Mike, Our company has not. It would depend a lot on where it came from IF (and that is a big IF depending on code) we would even consider it. I have had customers ask if there were used pumps out there when they had one needing replacement in an existing building. Friday, January 30, 201

Re: single interlock pre-action less than 20 heads

Hello Colin, I'm no expert, But reading 7.3.2.4.1 the word "automatically" triggered in my mind that if there is less than 20 heads, You still need the compressor. Just don't need the pressure switch to turn the compressor on/off, Maint guy could go by and cycle it daily or as needed. Would sti

CPVC Joint Failure

Hello Sprinklerforum, Has anybody ever sent a failed CPVC glue joint off for failure analysis? If so where did you send it to? -- Best regards, Charles mailto:charl...@mbfsg.com ___ Sprinklerforum mailing list Sprinklerfor

NFPA 25 2011 System Size

Hello Sprinklerforum, I have been told verbally by an AHJ in the area that systems under 20 heads do not have to be inspected. He said it was in the code, But has not been able to pinpoint where. I am unable to find that code reference, Anybody know where it would be? -- Best regards, Cha

Re: Material for kitchen duct of hotel restaurant

Hello Phong, There is not an NFPA requirement that it be stainless steel. 16 Ga Black steel is used all the time. Monday, August 18, 2014, 9:42:11 PM, you wrote: > Dear All, > This is not a real question for sprinkler but am appreciated if you > can help. Is there a requirement in NFPA that th

Re: Texas code set

Hello Todd, My guess would be they are there to better fight those builders that worked to get all those laws passed about res sprinks passed. Tuesday, July 29, 2014, 7:32:17 AM, you wrote: > Steve, > My experience in Texas is that you have to contact the local guy > and find out what he want

Re: Chain Link Partitions in Ord Group II

Hello, The only bug I see is if there are 2 compartments one on top of the other as in a 4' wide, 4'tall, 4' deep cube. Pesron with the top space puts in a "boogie Board" that blocks the bottom compartment from getting water. Tuesday, July 8, 2014, 5:02:03 PM, you wrote: > Just a different pe

Re: Attic spacing

Hello Wmenster, Check Tyco for their attic heads, run a line right down the peak, some heads will throw over 25' to each side. Tuesday, June 24, 2014, 9:51:16 AM, you wrote: > I have a project with several narrow attic spaces above walkways on > the outside of a building. Some are as narrow as

Re: Round Ceiling Diffusers

Hello MPhelps, Look up in just about any Lowes or Home Depot, Sprinklers under the AC units. Many of those are just 4' x 4' Tuesday, June 17, 2014, 8:30:32 PM, you wrote: > I thought the 48" rule was only for continuous obstructions?! > Mark at Aero > -Original Message- > From: Sprinkl

Re: elevator pit sprinkler off dry system

er.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org -- Best regards, Charles Thurston mailto:charl...@mbfsg.com Systems Design Manager NICET Certified ___ Sprinklerforum mailing list S

Re: Listed Flexible Hose?

> Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org -- Best regards, Charles Thurston mailto:charl...@mbfsg.com Systems Design Manager NICET Certified ___

Re: Pressure tank testing

rforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org -- Best regards, Charles Thurston mailto:charl...@mbfsg.com Systems Design Manager NICET Certified

Re: Sprinkler Wrenches

___ >> Sprinklerforum mailing list >> Sprinklerforum@lists.firesprinkler.org >> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org >> ___ >> Sprinklerforu

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