Waterco Multiport Valve Half Union Black with O-Ring 40mm | Part 122243B

Waterco Multiport Valve Half Union – Black with O-Ring (40mm)

Keep your Waterco sand filter operating at peak performance with this genuine Waterco Half Union assembly. Designed specifically for thermoplastic filter models with a 6" clamp neck ring, including the Waterco Premium S600 sand filter range.

What's Included

• Half Union – Black (40mm)
• O-Ring (pre-fitted, ready to install)

Key Features

• Genuine Waterco OEM part – guaranteed fit and compatibility
• 40mm connection size suits standard pool plumbing
• UV-stabilised thermoplastic construction for long-term outdoor durability
• Replaces worn or cracked unions to restore leak-free seals

Compatibility

Suits Waterco thermoplastic multiport valves with 6" clamp neck ring (Parts 15, 16, 17). Compatible with the Waterco Premium S600 filter series and similar thermoplastic filter models.

Installation

Direct replacement – no modifications required. Pair with a fresh O-ring (included) for a watertight seal on reinstallation.

Part Number: 122243B | SKU: 122243B