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Questions tagged [fire-sprinkler]

Use for all matters related to water-based, fixed fire suppression systems (often called "fire sprinklers").

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1answer
61 views

Questions about a fire suppression system breaking

I own and live in a condo unit. There is a fire suppression system that runs between the walls of each unit. The unit is about 15 years old. 5 years ago, after an extremely cold night, I walked in ...
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1answer
81 views

How close can garage overhead storage be to fire sprinklers?

I've recently been looking at getting overhead storage racks for my garage which has several standard pendant sprinklers. The racks I am looking at are 4' x 8' and have rigid brackets, vertical posts,...
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2answers
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Am I allowed to put a wall standard within 18" of a fire sprinkler?

From my understanding, in San Francisco, CA, there is a code requirement that you cannot obstruct an area within 18 inches of a fire sprinkler. What is meant by obstruction? Say, you installed one of ...
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1answer
48 views

60-minute Drywall for ceiling beneath residential fire sprinklers?

My fire sprinkler contractor says that we need to install 5/8" 60-min fire rated drywall in all ceilings, but my GC says 1/2" will pass code. Who is right? If the code does call for 60-minute ...
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247 views

What are these things that look kind of like sprinklers in my ceiling?

What are these things coming out of my ceiling? They look kind of like sprinklers but I'm told we don't have a fire suppression system of any sort. Are they sprinklers? Mostly placed in the corners ...
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2answers
131 views

Why are fire sprinklers and extinguishing systems failing? [closed]

I just looked at some photos of property destruction from fire in Santa Rosa, CA and I was appalled and deeply saddened at the loss of life. This photo is the charred remains of the Hilton hotel in ...
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2answers
73 views

Water pump that will not block water in case of power loss

I have in my house installed a water mist fire protection system. Currently it is connected directly to the main water system, which is of lower pressure than the nozzles are designed for. I would ...
0
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1answer
102 views

Capsule versus metallic sprinklers

Most sprinkler systems I see have the red capsule, a glass ampule filled with red-dyed alcohol. When it heats, the capsule bursts and the plunger, pressurized by the water, slides forward, opening the ...
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51 views

Well booster pump GPM is too high

I am suspecting my well booster pump is causing errosion corrosion inside my house where 3/4" copper exists. It is 2 HP and operates at 25-44 GPM. The 1" line outside the house tees off into the fire ...
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0answers
38 views

Basement duct installation with fire sprinkler pipe

Can I install a metal HVAC duct with register into the same ceiling joist bay as an orange fire sprinkler pipe, parallel to it? The sprinkler pipe has 2 heads on it.
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2answers
306 views

Can built-in furniture be installed near sprinkler piping?

I had a loft bed built into my condo. The bed is up near the ceiling and there is a large red water pipe just above it. It carries the water to the sprinklers but its not a sprinkler itself. My bed ...
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2answers
46 views

What information about a house is required to get a quote for a fire sprinkler retrofit?

So, I have the crazy idea to give my grandparents what could be the ultimate Christmas present -- having their house (they own it outright) retrofit with fire sprinklers. It's a single-story ranch ...
3
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1answer
238 views

Water hammer or something else?

I'm having a bit of a mysterious problem. A couple of weeks ago I've replaced a dimmer switch in the upstairs bathroom. Of course while working on that I shut off the electricity for that part of the ...
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1answer
4k views

Missing cap on ceiling sprinkler

I found this sprinkler head in the ceiling of my new place with a cover cap missing - later I found the cap in a drawer. How would I go about replacing this? Is there a way to attach the original ...
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3answers
5k views

Integrating hard-wired smoke detectors with fire sprinkler waterflow sensing

If you are in a house with interconnected smoke detectors (hardwired or hardwired/battery combo), can you interconnect them with the waterflow switch for a home fire sprinkler system, or do you need ...
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1k views

Could a pressurized fire sprinkler system be causing a loud sound?

Every night, we hear loud cracking sounds coming from our attic. The sounds are quite loud, and it sounds like there could be a real problem. We hear it every night, usually multiple times. It ...
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2answers
744 views

Distance between Sprinkler head and Air condition system

I'm planning to add Sprinkler system in office area which have a central air condition system. Does code specify how close air condition can be to the sprinklers head? What does minimum distance ...
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1answer
231 views

Can I run wireless alarm sensor in same conduit as power?

I need to connect a water flow valve to my wireless alarm. I plan on connecting the water flow switch to a wireless alarm sensor Currently there is a junction box that has power running to it that ...
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2answers
5k views

What are the code requirements for installing a ceiling fan alongside a fire sprinkler?

I have a fire sprinkler in my bedroom ceiling which is right in the middle. I want to install a ceiling fan. What are code requirements to follow?
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2answers
997 views

Why aren't all houses equipped with fire sprinklers?

Fire sprinklers are common in office buildings but not so common in people's houses. How come? I'm thinking of adding such a system to my house but... I don't know... maybe there is a reason for why ...
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4answers
45k views

How close can light fixtures be to fire sprinkler heads?

I'm planning to add several rows of fluorescent light fixtures in my garage, which has partly recessed fire sprinkler heads. Does code specify how close fixtures can be to the sprinklers? Common ...
3
votes
1answer
280 views

How can I prevent damage to fire sprinkler heads in workshop?

My new condo has a standard heat-activated fire sprinkler system. In the living areas the sprinkler heads are completely recessed into the ceiling but unfortunately in the garage, which I also plan ...