22 1330 - Interceptors and Separators
- Canplas
- Columbia Precast Products - Pacific Northwest - Concrete grease interceptor
- Fernco
- Jay R. Smith Mfg. Co. - Traditional grease, oil and sand interceptors to the Grease+GardT Retrofit Skimmer and Grease Recovery Device.
- Mifab Manufacturing
- Rockford Sanitary Systems
- Schier Products Company
- Wade
- Watts - Watts, AERCO, Ames Fire & Waterworks, Apex, BLUCHER, Dormont, FEBCO, HF scientific, Mueller Steam Specialty, Orion, POWERS, PVI Industries, SunTouch, tekmar Control Systems
- Zurn Plumbing Products Group - Roof-to-basement water and water drainage controls for the commercial, industrial and institutional building markets.