SERIES 6600 is a single chamber sewage air valve, which designed to prevent dynamic closure under higher air velocity.

Series 7800 is double flanged eccentric resilient seated plug/ball valves which are suitable for sewage, slurry, wastewater, waterworks and raw water and applications.

SERIES 5600 is double flanged rubber flapper (swing flex) check valve types suitable for sewage, wastewater, raw water and slurry applications.