10/21/2026
For more than 40 years, the Tideflexยฎ Check Valve has been setting the standard for backflow prevention.
Originally developed by Red Valve in response to a U.S. EPA initiative, the Tideflexยฎ Check Valve has become the world's most trusted elastomer check valve, with more than one million installations worldwide.
With no moving mechanical parts, no external power requirements, and virtually no maintenance, Tideflex continues to deliver reliable performance in demanding applications.
Watch the video to learn why the original is still the best.