backflowtesting是什么

Mixing valves are designed to blend hot water with cold water to ensure a constant, safe outlet temperature.

Fits most bronze to iron seated flowmeters, and Doppler ... available upon request proper 905 Riverside wastewater including wafer checks irim^rk FEBCO ...

WattsBackflow preventer

2000SS DBL CHK VLV ASSY (AMES)

Reduced Pressure Detector Assemblies prevent the reverse flow of fire protection system substances from being pumped or siphoned into the potable water supply.

Check valve

A pressure reducing valve (commonly known as a pressure regulator) is used in these circumstances. It reduces a high variable primary pressure to a lower, ...

Backwater valve

Backflow preventer Backflow Preventers & Vacuum Breakers · RELIABILT. 3/4-in Brass FHT Backflow Preventer · Cash Acme. 1/2-in Brass FNPT Backflow Preventer.

American Backflow Products Company has a full-service Gauge Repair Department. We can repair anything on your test kit – from hose replacement to full internal cleaning– and we service all manufacturers and models.

Series LF25AUB-Z3 water pressure reducing valves are designed to reduce incoming water pressure to a sensible level to protect plumbing system components and reduce water consumption. This series is suitable for water supply pressures up to 300 psi (20.7Replaceable seat moduleIntegral stainless steel strainerBypass feature controls thermal expansion pressureHigh temperature resistant reinforced diaphragm for hot waterStainless steel strainer, EPDM diaphragm/valve disc

Zurn's water pressure regulator valve is ideal for residential & commercial applications. Check out our complete line of pressure vacuum breaker.

Getting started with the Express Water Reverse Osmosis system is easy! Read the installation manuals for easy assembly instructions, filter information ...

backflowpreventer中文

A properly installed backflow preventer protects a home's pure drinking water supply by stopping contaminated water from mixing with the drinking water.

We have the best customer service in the industry. We pride ourselves in being knowledgeable, courteous, and caring. Meet the people who take care of you.

We are the nation's leading source for backflow assembly repair parts, repair information, and technical assistance.

Mueller Steam Specialty™ Model 758 Cast Iron Class 125 Y-Strainer, Flanged. Wye Strainers. 50523P. 266.50000 / ea. Mueller Steam Specialty™ Model 758 Cast ...