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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

£7.21 (£6.01 Ex. VAT)
134 item(s)

£7.12 (£5.93 Ex. VAT)
33 item(s)

£6.10 (£5.08 Ex. VAT)
40 item(s)

£14.36 (£11.97 Ex. VAT)
25 item(s)

£12.35 (£10.29 Ex. VAT)
9 item(s)

£1.97 (£1.64 Ex. VAT)
81 item(s)

£3.54 (£2.95 Ex. VAT)
62 item(s)

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£6.18 (£5.15 Ex. VAT)
47 item(s)

£19.25 (£16.04 Ex. VAT)
5 item(s)

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£2.72 (£2.27 Ex. VAT)
132 item(s)

£3.29 (£2.74 Ex. VAT)
138 item(s)

£6.79 (£5.66 Ex. VAT)
32 item(s)

£7.49 (£6.24 Ex. VAT)
97 item(s)

£8.38 (£6.98 Ex. VAT)
117 item(s)

£5.47 (£4.56 Ex. VAT)
45 item(s)

£20.24 (£16.87 Ex. VAT)
18 item(s)

£4.96 (£4.13 Ex. VAT)
14 item(s)

£4.57 (£3.81 Ex. VAT)
12 item(s)

£5.69 (£4.74 Ex. VAT)
11 item(s)

£6.58 (£5.48 Ex. VAT)
58 item(s)

£9.32 (£7.77 Ex. VAT)
9 item(s)

£9.32 (£7.77 Ex. VAT)
11 item(s)

£7.30 (£6.08 Ex. VAT)
8 item(s)

£8.57 (£7.14 Ex. VAT)
49 item(s)