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.
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
£14.12EXC VAT
15% DISCOUNT
SAVE £2.51
Comer PVC Non Return Valve - Double Union
Imperial - 2"
2 In Stock
Same day dispatch by 14:00
VAL-2851
£76.03EXC VAT
17% DISCOUNT
SAVE £15.58
3 In Stock
Same day dispatch by 14:00
VAL-2775
£15.28EXC VAT
10% DISCOUNT
SAVE £1.70
Comer PVC Non Return Valve - Double Union
Imperial - 1.50"
8 In Stock
Same day dispatch by 14:00
VAL-2852
£55.60EXC VAT
17% DISCOUNT
SAVE £11.38
Comer PVC Non Return Valve - Double Union
Metric - 32mm
2 In Stock
Same day dispatch by 14:00
2853
£35.99EXC VAT
17% DISCOUNT
SAVE £7.38
Comer PVC Non Return Valve - Double Union
Imperial - 1"
5 In Stock
Same day dispatch by 14:00
VAL-5116
£37.80EXC VAT
17% DISCOUNT
SAVE £7.75
Comer PVC Non Return Valve - Double Union
Metric - 50mm
2 In Stock
Same day dispatch by 14:00
0096
£55.62EXC VAT
17% DISCOUNT
SAVE £11.39
Watkins Non Return Valve - 3/4"
Barbed -35233
3 In Stock
Same day dispatch by 14:00
VAL-6388
£16.43EXC VAT
10% DISCOUNT
SAVE £1.82
Koller Air System Check Valve 32mm
For Use With Heated & NON Heated Blowers
5 In Stock
Same day dispatch by 14:00
VAL-4316
£16.84EXC VAT
10% DISCOUNT
SAVE £1.87
Balboa Air Check Valve 32mm Spg
32mm Spigot Air Check Valve For Use With Heated Blowers
80 In Stock
Same day dispatch by 14:00
VAL-1176
£6.82EXC VAT
20% DISCOUNT
SAVE £1.71
HydroSpares Check Valve 1.5" Soc -2lb Spring
1.5" Sockets - 2lb Spring
2 In Stock
Same day dispatch by 14:00
5108
£90.94EXC VAT
20% DISCOUNT
SAVE £22.73
Waterway Flapper Valve - 2.0" Sockets
1.25 - 2lb spring
2 In Stock
Same day dispatch by 14:00
3909
£10.66EXC VAT
20% DISCOUNT
SAVE £2.67
Waterway Air Check Valve 1.5" Soc - 1/4lb Spring
1.5" Sockets 1/4lb Spring
8 In Stock
Same day dispatch by 14:00
3908
£14.91EXC VAT
20% DISCOUNT
SAVE £3.72
HS PRO - Check Valve - 1"
Socket x Socket - White PVC
100 In Stock
Same day dispatch by 14:00
VAL-11973
£15.33EXC VAT
SAVE £0.00
Balboa Flow Control Valve - High or Low Flow
For Using Within Clim8zone Plumbing System
2 In Stock
Same day dispatch by 14:00
11383
£30.96EXC VAT
20% DISCOUNT
SAVE £7.74
Hydrospares Non Return / Check Valve (Single)
3/8" Barbed Connections
11 In Stock
Same day dispatch by 14:00
10562
£4.16EXC VAT
17% DISCOUNT
SAVE £0.83
HydroQuip Check Valve 0.75"
Socket x Socket
4 In Stock
Same day dispatch by 14:00
VAL-8655
£12.94EXC VAT
10% DISCOUNT
SAVE £1.43
HydroQuip Check Valve 1.50"
Socket x Socket
17 In Stock
Same day dispatch by 14:00
VAL-8654
£13.37EXC VAT
10% DISCOUNT
SAVE £1.49
Special Order Item
Available to Back Order
8490
£8.06EXC VAT
20% DISCOUNT
SAVE £2.01
Comer PVC Non Return Valve - Double Union
Metric - 40mm
Special Order Item
Available to Back Order
5140
£28.92EXC VAT
26% DISCOUNT
SAVE £10.16
Comer PVC Non Return Valve - Double Union
Metric 20mm O/D - Grey
Special Order Item
Available to Back Order
7300
£20.02EXC VAT
26% DISCOUNT
SAVE £7.04
Del Ozone - Non Return Valve 1/4"
All Del Ozones
Special Order Item
Available to Back Order
VAL-6387
£6.24EXC VAT
35% DISCOUNT
SAVE £3.31
CMP Non Return Valve - 3/8"
3/8" Ribbed Barb x 12.5mm Spigot
Special Order Item
Available to Back Order
6446
£5.38EXC VAT
10% DISCOUNT
SAVE £0.60