Our Main Product Ranges
We are the world’s largest manufacturer of water control valve components.
WASTOP® INLINE CHECK VALVE
WASTOP® FLANGE SERIES
WAFLAP SERIES
More Than 60,000 Professional Installations Worldwide Since 1989
We deliver high-performance water-flow control products engineered for long-term reliability. Drawing on decades of industry expertise, we’ve developed a range that combines exceptional strength with low-maintenance operation – giving contractors and resellers a solution they can trust on every project.
Best Selling Products
Your Experts in Valve and Flow Control Solutions
Kristinehamn Municipality’s Water & Wastewater department had installed several WaStop inline check valves previously on other problem sites, both in sanitary sewer and stormwater networks. They’ve found WaStop to be easy to install, reliable, and a high quality product.







