Check Valves
The sump pump check valve is installed in the discharge pipe in sump pump applications. The internal check valve keeps pump fluid from flowing back into the sump basin. Includes Stainless Steel hose clamps.
- Full port valve design
- Flapper is seated on a 15 degree angle to reduce water hammer when pump is shut off
- Design of the flapper prevents debris from building up or getting caught which ensures proper seating
- Made of durable ABS
- Maximum temperature 140 degree F (60 degree C)
- 3/4" solid steel plate door
- 10 3/4" x 11 1/8" door opening
- Three 1" diameter locking bolts
- Heavy duty dead bar behind hinge
- Doors are removable and interchangeable
- Carpeted interior floor
- Textured black finish
- 12 3/4"H x 14 1/8"W x 11 3/4"D
- 102 lbs.
- Made from high-quality steel for enhanced durability
- Heavy-duty dead bar prevents door removal during a forced entry attempt
- Three 1 in. Dia locking bolts help avert loosening
- Textured black finish offers an elegant appeal
1 ½" PVC Klunkless/QuietCheck Slip check valve with two rubber couplings
- 1.5"Â rubber-booted check valve
- (4) Stainless-steel hose clamps included
- Flapper opens completely for maximum flow
- RN-704-25G4
When it rains, are you kept up all night by the clunking of your sump pump check valve. There is a solution. The Pro Series Klunkless Check Valve. The Klunkless Check Valve has a large silencing air chamber that absorbs the downward force of the water after the pump stops, reducing the loud clunk when the flapper closes. Now, you will not be awakened on rainy nights by a clunking noise every time the sump pump stops.
- Silencing air chamber absorbs the sound that normally occurs after the sump pump shutoff
- Reduces the loud clunking sound when the sump pump stops
- Valve installs easily on both 1 and 1 pipes with no gluing required
- Stainless steel hose clamps included
- For ground water use only
- 1-year warranty