RPZ backflow preventerinstallation

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The 2" Apollo Model DC4ALF Lead Free Double Check Valves prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable to the potable water supply, but non-health hazards. The top accessed modular check valve cartridges provide captured springs, replaceable seats and reversible silicone seat discs. This Made in America assembly features Apollo ball valves with stainless steel handles and nuts as standard and carries the five-year Apollo factory warranty.

RPZ backflow preventervs double-check valve

The 2" Apollo Model DC4ALF Lead Free Double Check Valves prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable to the potable water supply, but non-health hazards. The top accessed modular check valve cartridges provide captured springs, replaceable seats and reversible silicone seat discs. This Made in America assembly features Apollo ball valves with stainless steel handles and nuts as standard and carries the five-year Apollo factory warranty.

RPZ backflow preventerdiagram

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The 975XL Reduced Pressure Principle Backflow Assembly is used on non-potable water applications for high health hazard protection from both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern design with short lay length eases installation in compact spaces, and the cast bronze body includes separate access to the relief valve and each check valve for reduced labor costs and repair time. The 975XL is favored by installers around the world, and is the simplest, best performing, and most reliable backflow preventer in the irrigation market today. Assembly shall provide protection where a potential health hazard exists. For non-potable applications only.

The 975XL Reduced Pressure Principle Backflow Assembly is used on non-potable water applications for high health hazard protection from both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern design with short lay length eases installation in compact spaces, and the cast bronze body includes separate access to the relief valve and each check valve for reduced labor costs and repair time. The 975XL is favored by installers around the world, and is the simplest, best performing, and most reliable backflow preventer in the irrigation market today. Assembly shall provide protection where a potential health hazard exists. For non-potable applications only.