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.
HS PRO - Check Valve - 1"
Socket x Socket - White PVC
104 In Stock
Same day dispatch by 14:00
VAL-11973
£18.40(inc VAT)
Balboa Flow Control Valve - High or Low Flow
For Using Within Clim8zone Plumbing System
1 In Stock
Same day dispatch by 14:00
11382
£37.15(inc VAT)
SAVE £9.29
2" PVC Slice Valve with Lock - White
Socket x Socket
Available to Order
Not enough physical stock available in retailable warehouse to fulfil, but is on demand
10685
£31.02(inc VAT)
SAVE £1.64
Hydrospares Non Return / Check Valve
3/8" Barbed Connections
Available to Order
Not enough physical stock available in retailable warehouse to fulfil, but is on demand
10562
£4.99(inc VAT)
SAVE £1.00
HydroQuip Check Valve 0.75"
Socket x Socket
4 In Stock
Same day dispatch by 14:00
VAL-8655
£15.52(inc VAT)
SAVE £1.73
HydroQuip Check Valve 1.50"
Socket x Socket
12 In Stock
Same day dispatch by 14:00
VAL-8654
£15.23(inc VAT)
SAVE £1.69
Available to Order
Not enough physical stock available in retailable warehouse to fulfil, but is on demand
8490
£9.67(inc VAT)
SAVE £2.42
3 In Stock
Same day dispatch by 14:00
VAL-2775
£18.34(inc VAT)
SAVE £2.04
Comer PVC Non Return Valve - Double Union
Metric - 40mm
Available to Order
Not enough physical stock available in retailable warehouse to fulfil, but is on demand
5140
£34.71(inc VAT)
SAVE £12.19
Comer PVC Non Return Valve - Double Union
Imperial - 2"
2 In Stock
Same day dispatch by 14:00
VAL-2851
£91.24(inc VAT)
SAVE £18.69
Comer PVC Non Return Valve - Double Union
Imperial - 1.50"
9 In Stock
Same day dispatch by 14:00
VAL-2852
£66.72(inc VAT)
SAVE £13.66
Comer PVC Non Return Valve - Double Union
Metric - 32mm
2 In Stock
Same day dispatch by 14:00
2853
£43.19(inc VAT)
SAVE £8.85
Comer PVC Non Return Valve - Double Union
Imperial - 1"
6 In Stock
Same day dispatch by 14:00
VAL-5116
£45.36(inc VAT)
SAVE £9.29
Comer PVC Non Return Valve - Double Union
Metric - 50mm
2 In Stock
Same day dispatch by 14:00
0096
£66.74(inc VAT)
SAVE £13.67
Comer PVC Non Return Valve - Double Union
Metric 20mm O/D - Grey
Available to Order
Not enough physical stock available in retailable warehouse to fulfil, but is on demand
7300
£24.03(inc VAT)
SAVE £8.44
Watkins Non Return Valve - 3/4"
Barbed -35233
4 In Stock
Same day dispatch by 14:00
VAL-6388
£19.71(inc VAT)
SAVE £2.19
Waterway Flapper Valve - 2.0" Sockets
1.25 - 2lb spring
3 In Stock
Same day dispatch by 14:00
3909
£12.79(inc VAT)
SAVE £3.20
Waterway Air Check Valve 1.5" Soc - 1/4lb Spring
1.5" Sockets 1/4lb Spring
9 In Stock
Same day dispatch by 14:00
3908
£17.89(inc VAT)
SAVE £4.47
Spa-Tec Check Valve 1.0" Socket x Spigot
For Use With Heated & NON Heated Blowers
12 In Stock
Same day dispatch by 14:00
VAL-4548
£16.95(inc VAT)
SAVE £3.00
Available to Order
Not enough physical stock available in retailable warehouse to fulfil, but is on demand
3162
£28.99(inc VAT)
Koller Air System Check Valve 32mm
For Use With Heated & NON Heated Blowers
11 In Stock
Same day dispatch by 14:00
VAL-4316
£20.21(inc VAT)
SAVE £2.24
HydroSpares Check Valve 1.5" Soc -2lb Spring
1.5" Sockets - 2lb Spring
2 In Stock
Same day dispatch by 14:00
5108
£109.13(inc VAT)
SAVE £27.28
Del Ozone - Non Return Valve 1/4"
All Del Ozones
1 In Stock
Same day dispatch by 14:00
VAL-6387
£7.49(inc VAT)
SAVE £3.97
CMP Non Return Valve - 3/8"
3/8" Ribbed Barb x 12.5mm Spigot
Available to Order
Not enough physical stock available in retailable warehouse to fulfil, but is on demand
6446
£6.46(inc VAT)
SAVE £0.72