Catalog: Water Regulators and Blackflow Preventers & Meters
Company/Brand: Duff Company
check valve kit in Water Regulators and Blackflow Preventers & Meters by Duff Company
continuous pressure applications double check design providing dependable protection ... preventer price series 288a repair kits watts 800m4qtanti-siphon pressure ... highest downstream point of water this valve is designed to prevent backsiphonage of ... serves as both antisiphon and check valve ball size fig price no valve test cocks ... no 48538 8717 8720 price watts 7 dual check backflow preventer for water supply ...

full port resilient seated bronze ball valve 175 psi 140of bronze body construction ... modular design replaceable seats ball valve test cocks easily serviced with no ... principal provides high capacity relief valve discharge during the emergency ... -siphonage and back pressure with both checks fouled epoxy coated cast iron check ... valve body with bronze seats 175 psi to 140of ... line entrance two inline independent check valves with an intermediate relief ... valve modular construction replaceable seats ... /4 -3 4 -6 watts n36 vacuum relief valve for water service automatically vents a ... 45182 watts backflow preventer test kit for testing all reduced pressure zone ... accurate testing of zone and relief valve opening differential fouled check ... valves or similar problems that visual ...

ters-meters watts 909 repair kits kit consists of disc assembly spring seat ... cover o-ring and lubricant series 909 check valves kit first check kits oem 887120 ... 887135 oem 887121 887134 887123 887136 kit rk 909 ck1 rk 909 ck1 rk 909 ck1ss rk ... 909 ck1ss kit rk 909 ck2 rk 909 ck2 rk 909 ck2ss rk ... no 60477 60478 60479 60480 price second check kits size 3/4 1 1 1/4 2 3/4 1 1 ... please specify figure number and valve size kit consists of relief valve ... 2 piston o-rings and lubricant oem kit size 887126 rk 909 vt 3/4 1 887138 ... rk 909 vt 1 1/4 2 series 909 relief valve kits fig no 60481 60482 price when ... please specify figure number and valve size rubber goods only kits oem 887130 ... 887144 kit wrk909rt wrk909rt size 3/4 1 1 1/4 ...

zone backflow preventers co rebuild kits also available for wilkins zurn ... combraco febco hersey check valve kits when ordering please specify fig no and ... valve size fig no kit no first check kits 85637 rk909ck1 64683 rk909ck1 85638 ... 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 ... kit consists of disc spring assembly cover ... cant 64685 85641 85642 85643 85644 seal kits rk909ck2 rk909ck2 rk909ck2 rk909ck2 ... rk909rc2 8 85655 rk909rc2 10 cover kits for checks kit contains of cover cover ...

zone backflow preventers relief valve kits when ordering please specify fig no and ... valve size fig no relief valve rubber parts 85660 85661 85662 85663 ... relief valve total 64689 85665 85666 85667 total ... rubber parts kits 85704 63072 85705 85706 85708 85707 ... 85709 page 362 kit no size price kit consists of sleeve o-ring piston o-ring ... 2 1/2 3 4 6 8 10 4 10 kit consists of diaphragm disc piston ... 2 1/2 3 4 6 8 10 4 10 kit consists of lower check stem o-ring 6 ... only check disc cover o-ring sleeve o ring piston ...