Check / One-Way Valves
A wide selection of Check / One Way Valves used to prevent water entering electrical equipment.
Use the main filters below to narrow down your search.
3 In Stock
Same day dispatch by 14:00
VAL-2775
£18.34INC VAT
10% DISCOUNT
SAVE £2.04
Comer PVC Non Return Valve - Double Union
Imperial - 1.50"
5 In Stock
Same day dispatch by 14:00
VAL-2852
£66.72INC VAT
17% DISCOUNT
SAVE £13.66
Comer PVC Non Return Valve - Double Union
Metric - 32mm
2 In Stock
Same day dispatch by 14:00
2853
£43.19INC VAT
17% DISCOUNT
SAVE £8.85
Comer PVC Non Return Valve - Double Union
Imperial - 1"
5 In Stock
Same day dispatch by 14:00
VAL-5116
£47.63INC VAT
17% DISCOUNT
SAVE £9.76
Comer PVC Non Return Valve - Double Union
Metric - 50mm
2 In Stock
Same day dispatch by 14:00
0096
£66.74INC VAT
17% DISCOUNT
SAVE £13.67
Del Ozone - Non Return Valve 1/4"
All Del Ozones
8 In Stock
Same day dispatch by 14:00
VAL-6387
£7.49INC VAT
35% DISCOUNT
SAVE £3.97
Watkins Non Return Valve - 3/4"
Barbed -35233
11 In Stock
Same day dispatch by 14:00
VAL-6388
£15.44INC VAT
10% DISCOUNT
SAVE £1.72
Balboa Air Check Valve 32mm Spg
32mm Spigot Air Check Valve For Use With Heated Blowers
72 In Stock
Same day dispatch by 14:00
VAL-1176
£8.19INC VAT
20% DISCOUNT
SAVE £2.05
HydroSpares Check Valve 1.5" Soc -2lb Spring
1.5" Sockets - 2lb Spring
1 In Stock
Same day dispatch by 14:00
5108
£109.13INC VAT
20% DISCOUNT
SAVE £27.28
Waterway Flapper Valve - 2.0" Sockets
1.25 - 2lb spring
19 In Stock
Same day dispatch by 14:00
3909
£13.30INC VAT
20% DISCOUNT
SAVE £3.31
Waterway Air Check Valve 1.5" Soc - 1/4lb Spring
1.5" Sockets 1/4lb Spring
7 In Stock
Same day dispatch by 14:00
3908
£17.89INC VAT
20% DISCOUNT
SAVE £4.47
Spa-Tec Check Valve 1.0" Socket x Spigot
For Use With Heated & NON Heated Blowers
15 In Stock
Same day dispatch by 14:00
VAL-4548
£16.95INC VAT
15% DISCOUNT
SAVE £3.00
Koller Air System Check Valve 32mm
For Use With Heated & NON Heated Blowers
2 In Stock
Same day dispatch by 14:00
VAL-4316
£20.21INC VAT
10% DISCOUNT
SAVE £2.24
LVJ - Check Valve 1.5" (clear)
Fits 1.5" Pipe
55 In Stock
Same day dispatch by 14:00
11974
£24.53INC VAT
10% DISCOUNT
SAVE £2.72
HS PRO - Check Valve - 1"
Socket x Socket - White PVC
93 In Stock
Same day dispatch by 14:00
VAL-11973
£16.56INC VAT
10% DISCOUNT
SAVE £1.84
Balboa Flow Control Valve - High or Low Flow
For Using Within Clim8zone Plumbing System
5 In Stock
Same day dispatch by 14:00
11382
£37.15INC VAT
20% DISCOUNT
SAVE £9.29
Hydrospares Non Return / Check Valve (Single)
3/8" Barbed Connections
7 In Stock
Same day dispatch by 14:00
10562
£4.99INC VAT
17% DISCOUNT
SAVE £1.00
HydroQuip Check Valve 0.75"
Socket x Socket
4 In Stock
Same day dispatch by 14:00
VAL-8655
£15.53INC VAT
10% DISCOUNT
SAVE £1.72
HydroQuip Check Valve 1.50"
Socket x Socket
17 In Stock
Same day dispatch by 14:00
VAL-8654
£15.82INC VAT
10% DISCOUNT
SAVE £1.76
Special Order Item
Available to Back Order
8490
£9.67INC VAT
20% DISCOUNT
SAVE £2.42
Comer PVC Non Return Valve - Double Union
Metric - 40mm
Special Order Item
Available to Back Order
5140
£34.71INC VAT
26% DISCOUNT
SAVE £12.19
Comer PVC Non Return Valve - Double Union
Imperial - 2"
Special Order Item
Available to Back Order
VAL-2851
£100.58INC VAT
17% DISCOUNT
SAVE £20.61
Comer PVC Non Return Valve - Double Union
Metric 20mm O/D - Grey
Special Order Item
Available to Back Order
7300
£24.03INC VAT
26% DISCOUNT
SAVE £8.44
CMP Non Return Valve - 3/8"
3/8" Ribbed Barb x 12.5mm Spigot
Special Order Item
Available to Back Order
6446
£6.46INC VAT
10% DISCOUNT
SAVE £0.72