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Series 4000B Reduced Pressure Zone Assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of bronze body construction, two, in-line independent check valves, replaceable check seats with an intermediate relief valve, and ball valve test cocks. Series 4000B is ideal for protection of health hazard cross-connections or for containment at the service line entrance. Check with local water authorities for installation requirements. Maximum Working Pressure: 175psi (12.06 bar).

Features

  • Large body passages provide low pressure drop
  • Durable, bronze body construction
  • Single, top-access cover and modular check construction for ease of maintenance
  • Internal relief valve reduces installation clearances

8 Products

3/4" 4000B Retainer
SKU: 7016655
Alternative SKU: 1047394
$6.50
3/4" 4000B 2nd Check Assembly
SKU: 7016642
Alternative SKU: 0887001
$53.50
3/4" 4000B 1st Check Assembly
SKU: 7016636
Alternative SKU: 0887000
$64.75
3/4" 4000B RUBBER TOTAL REPAIR KIT
SKU: 7016376
Alternative SKU: 0886999
$130.00
LFARK 4000B C 3/4"
SKU: 0425439
Alternative SKU: 0794045
$124.00
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