Pay in 4 interest-free payments of $37.26 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Zinc plated steel closure spring
For evaporative coolers or central blower systems
855 Series Submittal
linkage and handle enclosed in valve to assure trouble-free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Steel multi-shutter damper * Soft White Options * 200 O - steel lever operated opposed blade damper * Tamper proof screws * Standard Color
SD34 Series Performance Data
2" 3 Hour Vertical Mount Fire Door 2561-36X24 Accessories Zinc plated steel closure springh3. Standard Features * 2561 Square or rectangular fire door for vertical mount only. Maximum dimension 48w, 49h. For damper free area chart A click here * 2563 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. For damper free area chart B click here * 2565 Round fire door for vertical mount only. Available 4" thru 40" round. * UL and California State Fire Marshall approved * 2" thinline frame *
