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SPEARS Backwater Valve: 3 in Pipe Size, Socket, PVC, 43 psi CWP - Backwater Valves
SPEARSBackwater Valves

SPEARS Backwater Valve: 3 in Pipe Size, Socket, PVC, 43 psi CWP

The SPEARS Backwater Valve (SKU S375P, MPN S375P) is a 3-inch pipe size backwater valve with a socket connection type, constructed from PVC. It has a maximum pressure rating of 43 psi (CWP) and does not include an…

SKU 3G-OTH-436083

Brand
SPEARS
Item
Backwater Valve: 3 in Pipe Size, Socket, PVC, 43 psi CWP
Part Number
S375P
Category
Backwater Valves
Available to Order
Also known as:S375PSPEARS
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Technical Specifications

SPEARS
Manufacturer Part Number
S375P
Type
Socket, PVC, PVC
Connection Type
Socket
Max. Pressure (CWP)
43 psi
Includes Extension Kit
No Extension Kit

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SPEARS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPEARS Backwater Valve (SKU S375P, MPN S375P) is a 3-inch pipe size backwater valve with a socket connection type, constructed from PVC. It has a maximum pressure rating of 43 psi (CWP) and does not include an extension kit.

Frequently Asked Questions

What is a SPEARS Backwater Valve used for?

A SPEARS Backwater Valve prevents sewage or stormwater from flowing backward into a building during heavy rain or system overloads. It is installed in drainage or sewer lines to protect basements and lower levels from flooding and contamination.

What are the specifications of the SPEARS Backwater Valve S375P?

The SPEARS Backwater Valve S375P has a 3-inch pipe size with a socket connection type, constructed from PVC. It has a maximum pressure rating of 43 psi (CWP) and does not include an extension kit. The manufacturer part number is S375P.

Where to buy a SPEARS Backwater Valve worldwide?

3G Electric supplies the SPEARS Backwater Valve S375P to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this PVC backwater valve.

How to install a SPEARS Backwater Valve?

Install the SPEARS Backwater Valve in a horizontal section of the drainage pipe with the flow arrow pointing downstream. Use PVC solvent cement on the socket connections. Ensure the valve flap moves freely and test for leaks before backfilling.

Used in

Common applications for SPEARS
Chemical processing — Spears slip-socket expansion joints with EPDM bulb for thermal expansion in corrosive fluid lines
Water treatment — Spears PVC non-rising stem gate valves with socket connections for on/off flow control
Industrial piping — Spears FIPS threaded gate valves for general-purpose shutoff in water and chemical service
Pharmaceutical production — Spears PVC gate valves with polypropylene wedge for high-purity fluid handling
Power generation — Spears expansion joints for absorbing vibration and thermal movement in cooling water systems
Food and beverage — Spears PVC gate valves with socket ends for sanitary and utility water applications
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SPEARS Products

3G Electric supplies SPEARS backwater valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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