Fire Damper 4" Model 75AH, 75AV
Fire Damper 4" Model 75AH, 75AV
$38.00
The model 75AH for horizontal installation and 75AV for vertical installtion fire damper are approved for use in walls, floors, and partitions with fire resistance ratings less than 2 hours. This model carries a 1-1/2 hour UL fire damper label.
RATING: UL CLASSIFIED: UL 555 Fire Resistance Rating
Fire resistance rated 1-1/2 Hours
Partitions materials rated 2 Hours or less
Model 75A meets the requirements for fire dampers established by:
CSFM California State Fire Marshal Fire Damper Listing (#3225-1417:102) British Standard (BS 476 Part 20)
Standard Construction
Frame: 22 Ga. galvanized steel Blade: 22 Ga. galvanized steel Closure
Spring: Negator stainless steel Fusible Link: 165?F
Mounting: Horizontal or vertical
Sizes available from 4"w x 4"h unto 60"w x 60"h
Dampers usually paired with a fresh air intake grill or a 2SRF Louver.
Call for more information and pricing 866-257-7449 Ext 1
Email: mike@bestlouver.com
