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White PVC inline check valve with 4 inch socket connections and true union body

HAYWARD POOL PRODUCTS INC

HAYWARD POOL PRODUCTS INC TC1400SE 4 in Socket PVC Check Valve trap

SKU CH-KGT1-0HYEF MPN TC1400SE

A 4-inch socket PVC check valve with a true-union inline body, EPDM seals and a 3.0 psi cracking pressure for vertical installation in pool plumbing

  • TypeDrain Components
  • Prevents backflow with 3.0 psi cracking pressure
  • Handles up to 150 psi at 70 °F
  • Operates reliably from 40 °F to 140 °F
  • Durable PVC body with EPDM seals
  • 4-inch socket connections for secure inline fit

4 in PVC Check Valve

The Hayward TC1400SE is a 4 in socket PVC check valve designed for pool and spa plumbing systems. It uses a single flow design with an inline true union body that allows one-way water movement. The valve suits installers who need a reliable backflow preventer in vertical pipe runs. It is not for systems requiring horizontal mounting or steam service.

3.0 psi Cracking Pressure

Normal operation begins when water pressure exceeds 3.0 psi, opening the valve with minimal resistance. The EPDM seal and PVC body handle water temperatures from 40 to 140 degrees Fahrenheit. Maximum working pressure is rated at 150 psi at 70 degrees Fahrenheit. The valve is not rated for steam, so it must be limited to water applications.

Socket x Socket True Union

Socket connections on both ends let the valve be solvent-welded directly into 4 in PVC pipe. The true union design means the centre section can be removed for cleaning or seal replacement without cutting the surrounding pipework. Vertical mounting orientation is required for proper sealing. No steam-rated service is supported.

Highlights

  • Prevents backflow with 3.0 psi cracking pressure
  • Handles up to 150 psi at 70 °F
  • Operates reliably from 40 °F to 140 °F
  • Durable PVC body with EPDM seals
  • 4-inch socket connections for secure inline fit

Specifications

TypeDrain Components
BrandHayward
ModelTC1400SE

Questions about this item

How do I install the 4-inch socket check valve and what is the common mistake?

Solvent-weld the socket ends into the PVC pipe run, orient the valve vertically with flow upward, and tighten the union nuts by hand plus a quarter turn. The step often missed is confirming the 3.0 psi cracking pressure suits the pump head before gluing.

What maintenance or replacement will the TC1400SE need later?

Inspect the EPDM seal annually for swelling or cracking; replace the seal kit if leakage appears at the union joints. The PVC body and true-union ends are not serviceable — swap the entire valve if the body warps above 140 °F or cracks from freeze damage.

What limit appears first under sustained high-pressure flow?

The 150 psi rating at 70 °F is the first hard limit; pressure spikes beyond that can deform the PVC body or unseat the EPDM seal. Temperature also caps at 140 °F, so hot-water recirculation above that level will degrade the material faster than pressure alone.

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