The Trusted Global Leader for Innovative Elastomers, Pinch Valves, Check Valves and Engineered Mixing Systems. Red Valve's ISO Certification represents a commitment to ongoing quality improvements and a dedication to higher levels of performance. The people of Red Valve embrace this passion every day, providing reliable solutions to customers' most demanding challenges, wherever and whenever they are needed most. Red Valve is one of the seven DeZURIK brands including Tideflex®, RKL Controls, APCO, Hilton and Willamette.