All Activity

1 update since last visit
Matters Most
anfernandes
Is it possible to install fire dampers on #firewalls? And if it is 4 hours rated firewall?   Can you provide any #NFPA 1 and #NFPA 221 reference for this?   Also, which approvals are required for this equipment?
in Building & Life Safety
saleh
A 9 storey building with a one basement car parking. The fire pump room is located in the basement car parking and has got a jockey pump, an electrical pump and a diesel pump As per the NFPA 20, section 4.13.1.3 and 4.13.1.4 – fire pump room needs to be sprinklered. I understand that the fire pump room has to be fire protected with 2 hrs/1hrs… (Show more)
in Fire Protection Systems
Matters Most
jaimelichi
Good day,   Could anyone please provide son guidance on why this underground section collapsed? This is one of the connections from the 8” loop to a riser system which services a sprinkler branch.  The pumps consist of two 2,000 gpm @ 130 psi.  Previous hydro tests where successfully completed to the entire loop, there are 11 sprinkler systems… (Show more)
in Fire Protection Systems
samverabennett
If I have a ESFR system that ask for 250gpm for hose allowance and I add 100 at base of riser for inside hose. I have been using 150gpm outside and 100gpm inside(connect a base of riser or to another system) for a total of 250gpm.
in Fire Protection Systems
People Updates
Matters Most
stevehanson
I know painted the devices (initiating and notification) is not allowed. Are the back-boxes they are mounted to allowed to be painted? I can't find anything other than the typical "Devices must be installed per manufacturer's instructions" kind of thing. Normally the instructions will be must be mounted to a listed/approved devices.     Thank… (Show more)
in Fire Protection Systems
Matters Most
kavir
Good day Forum   Do you have any recommendations for fire rated wires to be used in an area experiencing heavy sea blast? the bare copper connections are turning black and corroding.   thank you.
in Fire Protection Systems
Matters Most
richardk
Trying to figure out the chemicals for the following NFPA codes     blue 1  red 4 yellow 0    blue 2 red 2 yellow 0
in Xchange FAQ
Matters Most
megan.fitzgerald-mcgowan
  Gain a basic understanding of how wildfires spread and ignite homes in our new interactive  class, Understanding the Wildfire Threat to Homes. An overview of fire history, fire basics, and how homes burn. This easy to follow course is available on our website, does not require a log in, and should take approximately thirty minutes to complete.… (Show more)
in Fire Break
fredwnewton
where in the NEC do I find requirements for automotive repair and service facilities?
in Electrical
vwoodworth
 This is regarding a new clubhouse/apartment building in New York state.  There will be a 2-hour use group separation between the A-3 Clubhouse and the R-2 apartment building.
in Fire Protection Systems
rfdacm02
Are there any municipalities out there that are taking the stance that Short Term Rentals (Air BnB, et als) are actually Rooming and Lodging and not One and Two Family dwellings? We've been told that in other forums this has been discussed and possibly used. The Definition in Chapter 26 says "sleeping accommodations for 16 or fewer persons on… (Show more)
in Building & Life Safety
Load more items