Heat Pump Barrel Union 40mm for Phnix Spa Heat Pumps

Product Description 

This 40mm Heat Pump Barrel Union Kit is designed for reliable plumbing connections on Phnix Pool Heat Pumps. Made from durable dark grey PVC, this 5‑piece kit includes everything needed for secure installation and long‑lasting performance.

The threaded side of the union features an outer diameter of 46.5mm, while the glue‑side socket is sized with an inner diameter of 48.3mm, ensuring proper compatibility with 40mm pool plumbing systems.

The kit includes two precisely sized O‑rings for optimal sealing:

• Outer O‑ring: 58mm outer diameter, 48mm inner diameter, 10mm thickness
• Inner O‑ring: 48mm outer diameter, 41mm inner diameter, 3.5mm thickness

Each part is engineered to provide a tight, leak‑free fit when connecting your heat pump to the pool circulation system. Ideal as a replacement set, a new installation kit, or a spare for service technicians.

Kit Includes (5 Pieces):

• 1 × Union connector
• 1 × Tail piece
• 1 × Locking nut
• 2 × O‑rings (inner & outer)

Designed specifically for Phnix pool heat pump plumbing connections, this kit ensures dependable performance and easy installation.