Models FDFV Double Leaf Domed Fire Vent

Provide JL Industries Model FDFV double leaf domed fire vents, tested and approved by Factory Mutual Research Corp. The vents are equipped with a UL listed 165ºF fusible link for automatic operation. Torsion spring drives open the covers
automatically. Shock absorbers control the speed of the leaves as they open. The automatic device can be quickly and easily reset and a new link inserted. Pull handles are provided for exterior or interior manual operation. 

Domed fire vents have a 14 gauge galvanized steel curb and curb frame fully welded and ground smooth, gasketed and insulated for weather tightness. Covers are 11 gauge aluminum, assembled with heavy gauge aluminum 3¼16" pivot hinges.

The dome frame is a minimum thickness of 0.072" aluminum and provides a self-contained sloping condensation and weepage gutter for drainage. Each leaf shall consist of a one-piece acrylic dome (either white translucent or clear). The dome retaining frame is secured to the curb frame. Lids, curb and dome frame are fully welded and ground smooth for weather tightness. Factory applied primer paint.
Fire vents are available upon request with higher temperature UL listed fusible links.

Model Clearing Opening
FDFV-1 48" x 48"
FDFV-2 48" x 72"
FDFV-3 48" x 90"
FDFV-4 48" x 96"
FDFV-5 60" x 60"
FDFV-6 60" x 96"
FDFV-7 72" x 72"
NOTE: Custom sizes available upon request.


Purveyors of Architectural Specialties
Phone (561) 656-2556
Fax (561) 656-2599
Toll-Free (888) 640-0850
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We sell Roof Hatches, Access Hatches and Fire Vents. galvanized roof hatch, aluminum roof hatch. UL listed and FM approved. Factory Mutual double leaf domed fire vents JL Industries roof hatches equal to TriStar Roof Hatches Bilco roof hatches Ameraproducts, Lane-Aire, Milcor fire vents, Babcock-Davis access hatches OSHA compliant Roof Hatch by Savannah TrimsTM means quality roof hatches and roof hatch accessories. We sell jl industries steel roof hatches and aluminum roof hatches OSHA roof hatch guard rails and safety railings by Kee Hatch and KeeHatch.