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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£5.33Add to Basket
1" Pump Union£3.40Add to Basket
1.5" 2 Piece Heater Union Nut£2.60Add to Basket
1.5" Chinese Union£2.83
1.5" Heater Tail Piece£1.70Add to Basket
1.5" Socket Union£10.39Add to Basket
1.5" Threaded Socket Union£8.89Add to Basket
1.5" to 2" Face Plate Adapter£18.00Add to Basket
Converts pump wet ends to 2"
1.5" Waterway Pump Union£4.08Add to Basket (1)
2 Piece 2" Heater Union Nut£2.40Add to Basket (1)
2 Piece 2" Pump Union Nut£4.88Add to Basket (6)
2" 90° Sweep Union£7.68Add to Basket (2)
2" HA440 Pump Union£5.10Add to Basket
2" Heater Tail Piece£2.00Add to Basket (1)
2" Socket Union£10.16Add to Basket
2" to 2.5" Face Plate Adapter£6.01Add to Basket
Converts pump wet ends to 2.5"
2" Waterway Pump Union£5.92Add to Basket (1)
2.5" Waterway Pump Union£8.38Add to Basket
Please note all Hot tub Parts sold are UK Spec, which means designed for 230 V at 50Hz
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