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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£8.80 £7.92Add to Basket
1" Pump Union£3.88 £3.49Add to Basket
1.5" 2 Piece Heater Union Nut£2.82 £2.54Add 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£8.53 £7.68Add to Basket
1.5" Threaded Socket Union£8.84 £7.96Add to Basket
1.5" to 2" Face Plate Adapter£9.55 £8.60Add to Basket
Converts pump wet ends to 2"
1.5" Waterway Pump Union£4.55 £4.10Add to Basket (1)
2 Piece 2" Heater Union Nut£2.84 £2.56Add to Basket (1)
2 Piece 2" Pump Union Nut£6.97 £6.27Add to Basket (6)
2" 90° Sweep Union£7.93 £7.14Add to Basket (2)
2" HA440 Pump Union£4.91 £4.42Add to Basket
2" Heater Tail Piece£1.95 £1.76Add to Basket (1)
2" Socket Union£8.62 £7.76Add to Basket
2" to 2.5" Face Plate Adapter£6.45 £5.81Add to Basket
Converts pump wet ends to 2.5"
2" Waterway Pump Union£5.97 £5.37Add to Basket (1)
2.5" Waterway Pump Union£8.62 £7.76Add to Basket
Please note all Hot tub Parts sold are UK Spec, which means designed for 230 V at 50Hz
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