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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

£7.43 (£6.19 Ex. VAT)
5 item(s)

£7.33 (£6.11 Ex. VAT)
25 item(s)

£6.28 (£5.23 Ex. VAT)
45 item(s)

£14.80 (£12.33 Ex. VAT)
18 item(s)

+

£2.03 (£1.69 Ex. VAT)
32 item(s)

£3.65 (£3.04 Ex. VAT)
29 item(s)

£58.91 (£49.09 Ex. VAT)
2 item(s)

£6.36 (£5.30 Ex. VAT)
17 item(s)

£16.48 (£13.73 Ex. VAT)
+

£19.82 (£16.52 Ex. VAT)
2 item(s)

+

£2.81 (£2.34 Ex. VAT)
42 item(s)

£3.38 (£2.82 Ex. VAT)
135 item(s)

£7.00 (£5.83 Ex. VAT)
168 item(s)

£7.72 (£6.43 Ex. VAT)
174 item(s)

£8.63 (£7.19 Ex. VAT)
+

£5.64 (£4.70 Ex. VAT)
39 item(s)

£4.70 (£3.92 Ex. VAT)
10 item(s)

£5.86 (£4.88 Ex. VAT)
47 item(s)

£6.77 (£5.64 Ex. VAT)
37 item(s)

£9.60 (£8.00 Ex. VAT)
37 item(s)

£9.60 (£8.00 Ex. VAT)
16 item(s)

£7.51 (£6.26 Ex. VAT)
8 item(s)

£8.82 (£7.35 Ex. VAT)
21 item(s)