Catalog: Water Regulators and Blackflow Preventers & Meters
Company/Brand: Duff Company
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| | pressure zone back two independent check valves all cross-connections subject to ... connections supplied with shut-off valves where there is a high potential lab ... all cross-connections subject to double check valve assembly two independent check ... valves backpressure or back siphonage for low ... and continuous pressure applica checks are replaceable for repair testing ... fire sprinkler systems double check detector assy preventers with a water ... meter and double check in by pass low hazzard line dual check ... pressure app laboratory faucet dual check valve with intermediate vacuum breaker ... where there is two independent check valves a low potential health hazard checks ... hazard continuous pressure double check valve backflow boilers small cooling ... towers small two independent check valves dairy equipment with intermediate ...
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| | continuous pressure applications double check design providing dependable protection ... serves as both antisiphon and check valve ball size fig price no valve test ... no 48538 8717 8720 price watts 7 dual check backflow preventer for water supply ...
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| | -siphonage and back pressure with both checks fouled epoxy coated cast iron check ... line entrance two inline independent check valves with an intermediate relief ... valve opening differential fouled check valves or similar problems that visual ...
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| | cover o-ring and lubricant series 909 check valves kit first check kits oem 887120 ... no 60477 60478 60479 60480 price second check kits size 3/4 1 1 1/4 2 3/4 1 1 ...
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| | for wilkins zurn combraco febco hersey check valve kits when ordering please specify ... no and valve size fig no kit no first check kits 85637 rk909ck1 64683 rk909ck1 ... 85639 rk909ck1 85640 rk909ck1 second check kits size 2 1/2 3 4 6 8 10 price ... fig no kit no size first check rubber parts kits 85646 rk909rc1 2 1/2 ... rk909rc1 8 85650 rk909rc1 10 second check rubber parts kits kit consists of lower ... check stem o-ring 6 only check disc cover o-ring and lubricant price ... 8 85655 rk909rc2 10 cover kits for checks kit contains of cover cover o-ring and ...
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| | 8 10 4 10 kit consists of lower check stem o-ring 6 only check disc cover o ...
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