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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
€8.69 (€7.24 Ex. VAT)
85 item(s)
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1"_Hydroair_Union_Complete
1" Hydroair Union Complete - Genesis Air Blowers
€8.57 (€7.15 Ex. VAT)
32 item(s)
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1.5 Inch Hydroair Pump Union
1.5 Inch Hydroair Pump Union
€7.35 (€6.12 Ex. VAT)
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1.5 Inch Socket Union
1.5 Inch Socket Union
€17.31 (€14.42 Ex. VAT)
50 item(s)
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1.5 inch Socket Union (M Thread to F Socket)
1.5 inch Socket Union (M Thread to F Socket)
€14.88 (€12.40 Ex. VAT)
13 item(s)
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1.5"_Heater_Union_Tail_Peice
1.5" Heater Union Tail Piece
€2.38 (€1.98 Ex. VAT)
18 item(s)
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1.5"_Split_Heater_Union_Nut
1.5" Split Heater Union Nut
€4.27 (€3.56 Ex. VAT)
45 item(s)
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2 Inch Davey Pump/Heater Union (Sold in Pairs)
2 Inch Davey Pump/Heater Union
€68.90 (€57.42 Ex. VAT)
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2 Inch HA440 Pump Union
2 Inch HA440 Pump Union
€7.44 (€6.20 Ex. VAT)
20 item(s)
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2 Inch Socket Union
2 Inch Socket Union
€19.28 (€16.06 Ex. VAT)
3 item(s)
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2 Inch Socket Union (with Female Thread)
2 Inch Socket Union (with Female Thread)
€23.19 (€19.32 Ex. VAT)
10 item(s)
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Balboa_Heater_Union_Complete
2" Balboa Heater Union Collar & Tail Piece
€8.95 (€7.45 Ex. VAT)
112 item(s)
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