RE: Joining black carbon steel with stainless steel piping

That’s probably why we screw a brass sprinkler into a black iron fitting and only have corrosion on the treads if there is a small leak. Henry Fontana Operations Manager (NYC) Johnson Controls Fire Protection 100 Lighting Way Secaucus, NJ 07094 Cell: 201-210-9873 henry.font...@jci.com

RE: Joining black carbon steel with stainless steel piping

John you are correct. You need three things for corrosion to happen a cathode (one metal), an anode (a second metal), and an electrolyte. Without water you have no electrolyte their for no corrosion. So if this system is dry then you have no issue. Henry Fontana Operations Manager (NYC)

RE: filling a pre-action system with water

Matt, You can call me and I can explain this. It's a lot to type. Henry Fontana Operations Manager (NYC) Johnson Controls Fire Protection 100 Lighting Way Secaucus, NJ 07094 Cell: 201-210-9873 henry.font...@jci.com -Original Message- From: Sprinklerforum On Behalf Of Matt Grise

RE: swimming pool

I would say yea if its installed per 13 it would have to follow all the obstructions. About opinion, I have a big opinion about swimming pools and sprinklers but I will keep that to myself. Henry Fontana Operations Manager (NYC) Johnson Controls Fire Protection 100 Lighting Way Secaucus, NJ

Re: Material cost - best practice for a Corps of Engineer Project

We have not changed any materials on our jobs. We have raised prices and changed our contract language to protect us from future escalation. Using anything less then schedule 10 I don’t recommended (my opinion). Explain to your customer that inflation is everywhere and you have to raise your

RE: Gridded dry system

Looks more like a loop. Also looks crazy for an attic. A few manufactures have come up with some amazing attic sprinklers to avoid this setup. Henry Fontana Operations Manager (NYC) Johnson Controls Fire Protection 100 Lighting Way Secaucus, NJ 07094 Cell: 201-210-9873 henry.font...@jci.com

RE: Supervised Air Manual Dry Standpipe

9e8ae3459641%7C0 > %7C0%7C637704919541740419%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAi > LCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000sdata=OXZH9y > vZqa3Rv4cOwFCWNGWvbuZ9Ow7LveZWk4uDtI0%3Dreserved=0 > > > > > > -Original Message- > From:

Re: Supervised Air Manual Dry Standpipe

If you want the big east coast city rule. Here it is. “ Pressure shall be maintained in the standpipe and cross connections at all times and shall not exceed 25 psig (172 kPag) by utilizing nitrogen or an air compressor with an air dryer” Henry Fontana Operations Manager (NYC) Johnson Controls

Re: theft of FDC inlets

Best would be get a Knox cap. It can not be removed. Henry Fontana Operations Manager (NYC) Johnson Controls Fire Protection 100 Lighting Way| St#402|Secaucus|NJ 07094 Cell: 201-210-9873 henry.font...@jci.com On Oct 14, 2021, at 11:18 AM, Ed Kramer via

Re: Stub-up Material

I think he was questioning the use of PVC pipe? Henry On Jun 29, 2021, at 1:58 PM, Michael Radzicki via Sprinklerforum wrote: And in NFPA 13 (2016): 6.3.1.1.1 * Underground pipe shall be permitted to extend into the building through the slab or wall not more than 24 in. (600 mm). Michael

RE: [EXTERNAL] Re: CURIOUS

I asked my 7 year old to help with the formula and learned a completely new way to do math. What happened to 2+2=4. That’s not a thing any more Henry Fontana Cell: 201-210-9873 henry.font...@jci.com -Original Message- From: Sprinklerforum On Behalf Of Vince Sabolik via

RE: Manual Dry Standpipe

I would just say if they were not interconnected then it would be very confusing when the fire department showed up on where to pump the water Henry Fontana Operations Manager (NYC) Johnson Controls Fire Protection 100 Lighting Way Secaucus, NJ 07094 -Original Message- From:

RE: Electrically Actuated BFV

I sent a reply and attachments but it did not go through due to the size. This was my response. Send me an email and I will forward you the cut sheets. There isn't an electrically actuated valve that I know of. An actuator needs to be installed on the valves. We have used Shurjoint valves

RE: flex drops on return bend

Hello Matt I was working in a data center where the customer was very hydrophobic so we decided to use the "dry" flex pendants. They worked very well and in case of an accidental dump of the system their would be no trapped water. Henry Fontana Operations Manager (NYC) Johnson Controls Fire

RE: 4 1/2" FDC

Hello sir. Check out this site. https://www.firehosedirect.com/aluminum-4-storz-x-4-1-2-male-nh-thread Henry Fontana Operations Manager (NYC) Johnson Controls Fire Protection 100 Lighting Way Secaucus, NJ 07094 Cell: 201-210-9873 henry.font...@jci.com -Original Message- From:

Re: Check Valve After Flow switch?

Hello all. This is not a code change. Both manufacturers (one of them I work for) state that this is the best way for installation and will not cause a nuisance alarm. Ever since Globe came out with theirs I have questioned why it’s designed this way. Henry Fontana Operations Manager (NYC)