Ceiling Exhaust Fan With Fire Damper
Ul and cul listed and exceeds ul 555c for use in 3 hour fire rated assemblies.
Ceiling exhaust fan with fire damper. Rated at three to four hours fire resistance. 50 cfm 0 6 sones frak80. This damper is ul classified. Meets both ul555c and ul263.
When fire codes need to be met air king s fire rated series exhaust fans are the perfect solution for multi family wood frame construction. 90 cfm 1 5 sones frak100. Sig crd ceiling radiation damper helps to limit the radiant heat transfer through an air inlet outlet opening in the ceiling membrane. The fire rated exhaust fan series is designed to automatically shut off and seal the duct from the rest of the dwelling once the temperatures of the air passing through the damper exceeds that of fusible link.
80 cfm 1 0 sones frak90. 99 get it as soon as wed sep 23. Fire rated exhaust fan series models frak50s. Ceiling radiation fire damper 3 hour ul rated.
The fire rated exhaust fan series is designed to automatically shut off and seal the duct from the rest of the dwelling once the temperatures of the air passing through the damper exceeds that of fusible. Broan nutone 791ledm invent series single speed fan with led light ceiling room side installation bathroom exhaust fan energy star certified 1 5 sones 4 5 out of 5 stars 106 124 34 124. Fire dampers help prevent the spread of fire. Not all fans are created equal life safety professionals work hard to develop and enforce building codes to eliminate or reduce potential threats.
The sp ceiling radiation damper protects fire rated ceilings and effectively blocks the spread of heat and flames through the building s ventilation system. In the event of a fire intumescent expands fusing the grille into a solid barrier that stops fire spreading. 100 50 cfm 2 0 0 8 sones. 2 pack 4 backdraft damper duct backflow preventer inline fan vent vent deflector professional back draft damper inline spring loaded exhaust pipe check fan valve with 2pcs clamps 18 99 18.