We use cookies to provide you with a better experience. By continuing to browse the site you are agreeing to our use of cookies in accordance with our Cookie Policy.
The FM-approved UNITED Fire Systems Model AR-1 Wet-Pipe Fire Sprinkler System Air Vent is the answer for avoiding wet-pipe system internal corrosion AND complying with NFPA 13.
The ESFR-22 RIS (22.4 K-factor) and ESFR-25 RIS (25.2 K-factor) both provide warehouse design flexibility by eliminating the use of in-rack sprinklers when protecting high-piled storage.
In addition to providing 3D layout and calculation capabilities, the newly expanded suite of tools enables users to deliver a fabrication-ready design and stock list.