DIV 22 · PLUMBINGPLUMBINGCUT SHEET INDEXED

Zurn450ST — Double Check Valve Assembly450ST

Zurn Double Check Valve Assembly (Backflow Prevention). Model 450ST. Protects against backsiphonage and backpressure; Lead-free compliant (0.25% max weighted average lead content); Maximum working water temperature 140°F; Minimum working water temperature 33°F. material: 304L Stainless steel body, 300 Series Stainless steel internals, EPDM seal ring, Buna Nitrile O-ring

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Official manufacturer data sheetOpen PDF ↗
Manufacturer
Zurn
Catalog no.
450ST
Product type
Plumbing
MasterFormat
22
Cut sheet
PDF · manufacturer current

Product details

Catalog number450ST
DescriptionZurn Double Check Valve Assembly (Backflow Prevention). Model 450ST. Protects against backsiphonage and backpressure; Lead-free compliant (0.25% max weighted average lead content); Maximum working water temperature 140°F; Minimum working water temperature 33°F. material: 304L Stainless steel body, 300 Series Stainless steel internals, EPDM seal ring, Buna Nitrile O-ring
Connection size4", 6", 8", 10"
End connectionGrooved (AWWA C606) or Flanged (ASME B16.42 Class 150)
Pressure RatingMax working 175 psi, Min working 20 psi, Hydrostatic test 350 psi
MountingVertical Up - Vertical Down O
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