Check Valves limit the flow of water to one direction. This prevents water from flowing backwards or backing up into your pump or filter. Priming pumps is much easier if a check valve is installed on the intake side of the pump.These are full flow type valves with no springs or flow restrictions
Can be mounted vertical or horizontal
The clear 2 inch valve has a clear body and white pvc unions. Much less likely to crack.
1/2 inch Check Valve
1 Inch Check Valve
1 1/2 Inch Check Valve
2 Inch Check Valve
Clear 1 1/2 Inch Check Valve with Unions
Clear 2 Inch Check Valve with Unions
These valves can replace several valves and fittings in many applications. These valves have "teflon impregnated" seals which makes turning the handle much easier.
Withstands pressure up to 240...(click on product image for more details)
These valves are great for most pond applications and are priced right.
are ideally used as a union where a disconnection is requied in your PVC piping.
This may be used as a disconnect to allow access to your pump, filter, or reservoir to allow for easy maintenance
Gate valves are the popular choice for open or close applications in low pressure situations.
These high-quality ball valves allow disconnection of lines without fear of retainer-ring or ball moving. The retainer-ring is locked with two pins to the body. PVC with EPDM O-rings and polyethylene seats.