215-1-30 | 1" 30# CI IB TRAP | Armstrong International Size_3/8x5-1/2IN this relay provides precise and 82702

215 1 30 1" 30# CI IB TRAP Armstrong International Size_3 8x5 1 2IN this relay provides precise and 82702 this relay provides precise and reliable operation Key Features: * Built in backdraft damper prevents outside air and debris from entering * Bird screen keeps birds and other critters out * Fits a wide range of round ducts (3 1 4 x 10 in or up to 8 in) * Durable steel construction with a black enamel finish for maximum longevity Benefits: * Enhances ventilation efficiency and prevents drafts * Protects equipment and ductwork from external elements * Prevents bird nests and related hazards * Ensures longevity in demanding industrial environments Applications: * Industrial ventilation systems * Exhausting air from commercial kitchens * Venting dryers (not recommended due to enamel finish) * Roofing systems requiring ventilation Our trusted HVAC store: Your Industrial Procurement Partner At Our trusted HVAC store Its compact size and NPT threaded connections allow for easy installation and maintenance Our HVAC supply store We offer the best prices and fast shipping for your products