The 2'''' 975XL2TCUSAG Reduced Pressure Principle Backflow Assembly with wye type strainer, and air gap, is used in high hazard, potable water applications for protection against both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern, bronze body test cocks are oriented face up and positioned vertically for easy installation close to a wall. The convenient separate access to the relief valve and each check valve reduces labor costs and repair time. The 975XL2TCU is favored by installers around the world, and is the simplest, best performing, and most reliable backflow preventer in the market today.