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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.
1" Hydroair Union Nut£5.33 £4.80Add to Basket
1" Pump Union£3.40 £3.06Add to Basket
1.5" 2 Piece Heater Union Nut£2.60 £2.34Add to Basket
1.5" Chinese Union£2.83 £2.55
1.5" Heater Tail Piece£1.70 £1.53Add to Basket
1.5" Socket Union£10.39 £9.35Add to Basket
1.5" Threaded Socket Union£8.89 £8.00Add to Basket
1.5" to 2" Face Plate Adapter£18.00 £16.20Add to Basket
Converts pump wet ends to 2"
1.5" Waterway Pump Union£4.08 £3.67Add to Basket (1)
2 Piece 2" Heater Union Nut£2.40 £2.16Add to Basket (1)
2 Piece 2" Pump Union Nut£4.88 £4.39Add to Basket (6)
2" 90° Sweep Union£7.68 £6.91Add to Basket (2)
2" HA440 Pump Union£5.10 £4.59Add to Basket
2" Heater Tail Piece£2.00 £1.80Add to Basket (1)
2" Socket Union£10.16 £9.14Add to Basket
2" to 2.5" Face Plate Adapter£6.01 £5.41Add to Basket
Converts pump wet ends to 2.5"
2" Waterway Pump Union£5.92 £5.33Add to Basket (1)
2.5" Waterway Pump Union£8.38 £7.54Add to Basket
Please note all Hot tub Parts sold are UK Spec, which means designed for 230 V at 50Hz
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