KOM100U back-draft damper is installed in fan exhaust systems to prevent a backdraft of outside air when the fan is turned off. Air pressure opens the damper, which features spring-loaded butterfly damper blades and rubber gasket to ensure minimal leakage in closed position. Easily fits into your vent systems requiring only minimal labor and time. Installing a KOM100U damper reduces energy loss in your home.
Vents Backdraft Damper with Rubber Seal 4 Duct
Guide to oil seals for your application
4 Gasket Materials for Mid-Range Temperature Sealing
Rubber gasket materials selection guide
Gasket Material: Types, Uses, Features and Benefits
High Temp Gasket Material
8 Gasket Materials for Mid-Range Ambient Temperature Applications
Types Of Gasket For Oil, Gas, Petrochemicals and Power Generation - Enerpac Blog
High Temperature Products - Engineered Gaskets & Seals
High Temperature Gasket Material For Engine - MJ GASKET
Pipe Flange Gaskets - GORE® Universal Pipe Gasket (Style 800), Pipe Gaskets for Diverse Flange Materials