Westlake Pipe & Fittings | 829040 | 4" Slip x Slip Coupling
Westlake Pipe & Fittings 829040 is a 4" slip x slip coupling designed for compatible PVC piping systems. This fitting is used to join two sections of 4" pipe in pool, spa, filtration, plumbing, and commercial water-handling applications where a straight inline connection is required.
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Key Features
⢠Westlake Pipe & Fittings 829040 is a 4" slip x slip coupling for compatible PVC piping systems.
⢠Slip x slip configuration allows solvent-weld installation with matching 4" PVC pipe.
⢠Coupling design provides a straight inline connection between two pipe sections.
⢠Suitable for pool, spa, filtration, pump room, water treatment, and commercial plumbing applications.
⢠Used for repair, replacement, or new installation work involving compatible 4" piping.
⢠Supports proper pipe alignment in continuous water flow systems.
⢠Intended for professional installation with correct solvent cement, pipe preparation, insertion depth, and cure time.
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Product Overview
The Westlake Pipe & Fittings 829040 4" Slip x Slip Coupling is designed to connect two compatible 4" PVC pipe sections in a straight run. Its slip connections allow for solvent-weld bonding, creating a secure and permanent joint when installed according to proper procedures.
This coupling is commonly used in pool equipment rooms, filtration systems, spa plumbing, pump rooms, and water treatment layouts where 4" piping must be joined. When installed with correct alignment and curing practices, it helps maintain system integrity, consistent flow, and long-term performance in demanding water-handling applications.

Description
Westlake Pipe & Fittings 829040 is a 4" slip x slip coupling designed for compatible PVC piping systems. This fitting is used to join two sections of 4" pipe in pool, spa, filtration, plumbing, and commercial water-handling applications where a straight inline connection is required.
āāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāā
Key Features
⢠Westlake Pipe & Fittings 829040 is a 4" slip x slip coupling for compatible PVC piping systems.
⢠Slip x slip configuration allows solvent-weld installation with matching 4" PVC pipe.
⢠Coupling design provides a straight inline connection between two pipe sections.
⢠Suitable for pool, spa, filtration, pump room, water treatment, and commercial plumbing applications.
⢠Used for repair, replacement, or new installation work involving compatible 4" piping.
⢠Supports proper pipe alignment in continuous water flow systems.
⢠Intended for professional installation with correct solvent cement, pipe preparation, insertion depth, and cure time.
āāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāāā
Product Overview
The Westlake Pipe & Fittings 829040 4" Slip x Slip Coupling is designed to connect two compatible 4" PVC pipe sections in a straight run. Its slip connections allow for solvent-weld bonding, creating a secure and permanent joint when installed according to proper procedures.
This coupling is commonly used in pool equipment rooms, filtration systems, spa plumbing, pump rooms, and water treatment layouts where 4" piping must be joined. When installed with correct alignment and curing practices, it helps maintain system integrity, consistent flow, and long-term performance in demanding water-handling applications.




















