CONTEC Dust Collectors, globally time tested and proven in both Construction and Industry. Whether fine dust or coarse materials, the CONTEC dust collection systems out perform others in a wide range of applications. All models are engineered with the CON-TACT free system which utilizes disposable bags to ensure that dust can no longer escape into the environment at any stage of the removal process. Dust free handling is especially important when working in sensitive and hazardous environments.