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Pipe Unions

Pipe Unions

Plumbing Unions

This category contains all the unions used on a hot tub and spas plumbing. We stock a wide range of replacement plumbing unions, socket unions, split unions, unions for many brands of pumps, heaters and air blowers.

A quick guide to unions & measurements

Split Unions - Used for heaters and can be used for when a pump union collar has cracked.

1" Unions - Connect onto pumps or heaters with a 50mm thread diameter
1.5" Unions - Connect onto pumps or heaters with a 62mm thread diameter
2" Unions - Connect onto pumps or heaters with a 78mm thread diameter

2.5" Pump Unions - Connect onto pumps with a 90mm thread diameter
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1 Inch Socket Union
1 Inch Socket Union
€8.43 (€7.03 Ex. VAT)
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1"_Hydroair_Union_Complete
1" Hydroair Union Complete - Genesis Air Blowers
€8.33 (€6.94 Ex. VAT)
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1.5 Inch Hydroair Pump Union
1.5 Inch Hydroair Pump Union
€7.13 (€5.94 Ex. VAT)
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1.5 Inch Socket Union
1.5 Inch Socket Union
€16.80 (€14.00 Ex. VAT)
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1.5 inch Socket Union (M Thread to F Socket)
1.5 inch Socket Union (M Thread to F Socket)
€14.44 (€12.04 Ex. VAT)
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1.5"_Heater_Union_Tail_Peice
1.5" Heater Union Tail Piece
€2.30 (€1.92 Ex. VAT)
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1.5"_Split_Heater_Union_Nut
1.5" Split Heater Union Nut
€4.14 (€3.45 Ex. VAT)
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2 Inch Davey Pump/Heater Union (Sold in Pairs)
2 Inch Davey Pump/Heater Union (Sold in Pairs)
€66.89 (€55.74 Ex. VAT)
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2 Inch HA440 Pump Union
2 Inch HA440 Pump Union
€7.23 (€6.02 Ex. VAT)
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2 Inch Socket Union (with Female Thread)
2 Inch Socket Union (with Female Thread)
€22.51 (€18.76 Ex. VAT)
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Balboa_Heater_Union_Complete
2" Balboa Heater Union Collar & Tail Piece
€8.68 (€7.23 Ex. VAT)
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2"_Heater_Union_Tail_Peice
2" Heater Union Tail Piece
€3.18 (€2.65 Ex. VAT)
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