Plastic Supply of PA, Inc. supplies PVC butterfly dampers manufactured from PVC Type 1, supplied by Harvel Plastics, Inc. (now Georg Fischer Harvel LLC). PVC butterfly damper products provide long-lasting, cost-effective solutions for industrial and institutional corrosive fume exhaust and drain applications.

Part Number Size Socket ID A
PVCBD04 4″ 4-1/2″ 7-1/2″
PVCBD06 6″ 6-5/8″ 8-1/4″
PVCBD08 8″ 8-5/8″ 10-1/2″
PVCBD10 10″ 10-3/4″ 13″
PVCBD12 12″ 12-3/4″ 14-1/2″
PVCBD14 14″ 14″ 14-1/2″
PVCBD16 16″ 16″ 17″
PVCBD18 18″ 18″ 20″
PVCBD20 20″ 20″ 22″
PVCBD24 24″ 24″ 26″