Wafer Check Valves – WP Series

The Chemline WP Series Wafer Check Valve is a non-return valve ideal for limited space installations. These valves are economical and available for large pipe sizes, 2″ to 12″ and larger. They are available in two versions: with or without disc springs. The spring adds force for faster, more silent closing.

Polyvinyl Chloride
Pigmented Polypropylene
Polyvinylidene Fluoride
  • Size:
    2" to 12" (Valve sizes up to 24” and larger are available special order)
  • Body:
    PVC, PP, PVDF
  • Seats:
    PTFE
  • Seals:
    EPDM, FPM (Viton®), PTFE
  • Spring:
    316 Stainless Steel, Hastelloy

Features & Benefits

  • NSF 61 Approved Materials
    PVC/EPDM and PVDF/EPDM valves are made of NSF approved materials.
  • Compact
    Requires little space in piping systems.
  • Light Weight
    10″ PP valve weighs only 7 lbs.
  • Easy Installation
    Wafer body slips between standard flanges.
  • High Chemical Resistance
    A selection of materials of construction
    for every application.
  • Horizontal or Vertical Operation
  • Bubble Tight Shut-off
    Provided by replaceable o-ring seal.
  • Available With Disc Springs
    Faster disc closure reduces amount of back flow and consequent water hammer.
    Maximum closure is obtained with low pressure differential.
    Recommended for pulsating flows and horizontal piping.
  • Available Without Disc Spring
    For applications where no metals are desired.
    Lower cost.

Commonly used in these markets

Environmental Markets

Environmental

Process Industrial Markets

Process Industrial

Chemical, Storage & Transport Markets

Chemical, Storage & Transport

High Purity Water Markets

High Purity Water

Aquatic Life Support Markets

Aquatic Life Support

Irrigation & Fertigation Markets

Irrigation & Fertigation

Pools, Water Park Markets

Pools, Water Parks

Utility Water Markets

Utility Water

Valve Specification Guide

Valve Specification Guide

Engineering specifications are crucial as they provide precision, clarity, quality assurance and compliance in your projects. Download to save you time and assure accuracy in your specifications.

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Valve Specification Guide

Chemical Resistance Guide

Corrosion resistance is an important factor in selecting the right material of construction for valves, pipe, tubing, fittings and more. Designed to easily navigate, this guide can be downloaded for easy reference.

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Materials of Construction Cover Photo

Materials of Construction

Understanding materials of construction is essential to the accurate selection of valves, pipe, tubing, fittings and more. Designed to easily navigate, this guide can be downloaded for easy reference.

Download here >

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