Retro Fit 110mm 4 inch Drain Non Return Valve with Stainless Steel Flap

Product Information

Cons:

Choice of flapper or spring. They're not suited for aromatic and chlorinated hydrocarbons. The Kv-value is 69. The Mondeo IDRJA series check or foot valves are fabricated from pressed stainless steel. The valve is suitable for operating temperatures between 0 and 60 °C (32 to 140 °F). These check valves are made according to EN 1452-3. 23 l/min @1 bar pressure).

Pros:

• Suitable for drinking water according to WRAS
• Used extensively in properties on flood plains.
• Stops rodents, frogs, snakes and other vermin from entering homes, businesses and other properties.
• Unique funnel shaped body design means the flow of water is increased when passing through the unit; reducing blockages
• PVC is lightweight, strong, and durable giving it a long service life.
• Also prevents noxious fumes from entering properties.
• FKM is suitable alternative in this case
• The flap has an inbuilt stainless steel plate to stop rodents biting through, providing efficient pest control.
• Fits both Clay and Plastic pipes.