Barometric Relief Dampers
Standard Barometric Relief Dampers
2″ & 3″ DEEP GLASS SEAL FABRIC BLADE DAMPER
LIGHT DUTY – LOW COST
2 3/16″ DEEP RELIEF DAMPER
16 GA FRAME .032 BLADES WITH CONNECTING LINKAGE
NOT TO EXCEED 1000 FPM
2 3/16″ DEEP COUNTERWEIGHTED
16 “FRAME .032 BLADES WITH PROVISIONS FOR COUNTER WEIGHT
NOT TO EXCEED 1000 FPM
2″ & 3 “DEEP HEAVY DUTY
16 GA FRAME .032 BLADES – STAY IN FRAME NOT TO EXCEED 1200 FPM