POWERTEC 70108 4 Inch Blast Gate for Dust Collector, Collection Fittings

Includes: 4” Blast Gate; Both ends have 4” OD outlet diameters and are designed to work with 4” ID dust hoses or other 4” ID ports Specifications: Accepts 4” ID dust hose, port or vacuum fitting; 4" Nominal end measures 3-61/64” O.D. and 3-3/4” I.D Compatibility: Will not connect directly to other 4” OD ports; please confirm that the actual listed size fits your application before ordering. If connecting to a 4” OD port, a Flex Cuff or similar device will be required Function: Maximizes the efficiency of your dust collection system by directing and regulating the air flow from one machine to another Quality: Made with premium black ABS plastic, this unit was designed for durability and is abrasion resistant - able to withstand daily wear & tear from dirt, sawdust and woodchips