Hot Tub Parts

Pump & Heater Unions

Unions for pumps are easy to replace if you have a leak, follow this guide to help you get the right size 'Pump Union' Hot Tub Pump Union Guide

Remember to click on the individual products specification tab to see the actual sizes in cm.

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1" Hydroair Union Nut

More than 10 in stock

£5.95

1" Pump Union

6 in stock, immediate despatch

£3.95

1.5" 2 Piece Heater Union Nut

More than 10 in stock

£3.10

1.5" Chinese Union

No stock, discontinued

£2.55

1.5" Heater Tail Piece

Currently Out Of Stock

£1.95

1.5" Socket Union

Currently Out Of Stock

£14.12

1.5" Threaded Socket Union

More than 10 in stock

£11.00

1.5" to 2" Face Plate Adapter

More than 10 in stock

£5.50

Converts pump wet ends to 2"

1.5" Waterway Pump Union

Currently Out Of Stock

£4.90

(1)

2 Piece 2" Heater Union Nut

More than 10 in stock

£3.85

(1)

2 Piece 2" Pump Union Nut

Currently Out Of Stock

£5.95

(6)

2" 90° Sweep Union

More than 10 in stock

£9.10

(2)

2" HA440 Pump Union

More than 10 in stock

£5.80

2" Heater Tail Piece

Currently Out Of Stock

£2.70

(1)

2" Socket Union

No stock, discontinued

£13.84

2" to 2.5" Face Plate Adapter

Currently Out Of Stock

£7.20

Converts pump wet ends to 2.5"

2" Waterway Pump Union

More than 10 in stock

£7.20

(1)

2.5" Waterway Pump Union

More than 10 in stock

£9.28

Fits 2" Plumbing

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Page 1 of 2: 21 Items