Flow control, isolation and back draft dampers available in rectangular and round. IAP dampers are manufactured with formed sheet &
plate construction as standard and available with structural channel frames to meet more severe and demanding industrial applications.
with jam and blade seals, below right.
Stainless steel external VIV with cantilevered blades and insulated casing for a high temperature application, below left. Nested
VIV built into the fan’s inlet cone, below center. Large external VIV, below right.
Industrial duty blade linkages and self aligning rod ends insure frictionless blade action with no backlash. Dampers come
standard with manual control arms and are available with electric and pneumatic actuators. Shaft seals, spring jam seals and
blade edge contact seals are optionally available for minimal leakage requirements.
Dependable operation, low maintenance and long lasting service for demanding applications.
Standard duty dampers; round external
variable inlet vane (VIV) damper (left)
and rectangular box damper (right). IAP
engineers each damper to meet your specifi c
application’s needs. Continuously welded
drilled fl ange patterns to match your equipment
and ductwork. Damper shafts are supported
using re-greasable fl ange block ball bearings
and self lubricating sleeve bearings for VIV
center supports.
Opposed bladed outlet damper, below left. Parallel bladed low leakage damper
