Roto-molded tubular style, fully enclosed cartridge filter dust collector. 300 CFM. 6' long 2" diameter hose connects to most blasting cabinets. 1/3 H.P. motor maintains vacuum power as filter becomes used. Forward curved blade with engineered housing size allows most efficient use of motor power. High density polyethylene body and motor housing will not dent or rust. Curved blade , housing and screen are welded steel to give precise sizing and consistent air flow. Filter is 99.99 % efficient. Dust and debris is held inside bottom of hopper. Motor and blade assembly lift off body for easy disposal of debris in hopper.