Sewerstore are manufacturers of non return valves our valves act as a drain flap to keep rats out of your house or business. Our valves are made using marine grade stainless steel ensuring durability within a extreme environment.
If you are unsure which valve you require please contact us using the link provided. We are able to advise which drain flap you require please send us a picture if you would like us to confirm if the valve will fit your sewer.
110mm Non Return Valve for Gradient installation£45.00
110mm Non Return Valve Rat Blocker Bulk Deal x4 For £160 Inc Vat
6 inch non return valve Rat Flap Drain Protection£90.00
Dual Flap 110mm non return valve£70.00
Prevent Flooding With Our 110mm Flood Non Return Valve£70.00
Rat Blocker 110mm Non Return Valve – Drain Flap Rat Prevention
Why use our drain flap for rat prevention?
Our drain flap non return valve is made using fully marine grade stainless steel which is designed to be long lasting in extreme environments.
Other Reasons to use our non return valves?
Designed for harsh environments
Fully stainless design
316 grade internal stainless hinge
Made in the United Kingdom
Prevents Rats Accessing Homes via sewer pipes
One way flap allows waste out and prevents rats getting back in.
Please find below some images of our drain flaps installed in sewers protecting customer against rat infestation.
Thank you a great product and quick dealivery
I have to say I was sceptical about these valves but after installing it they work perfectly and have solved our rat problem. Great Stuff
Response from Sewerstore 110mm Non Return Valve For Protection Against Rats And Flooding
Thank you for your review
Contact Us If You Require Advice!
We are more than happy to advise on which valve is best for you all we require is a photo of you sewer outlet and we can point you in the right direction. Please use the contact form on our contact page.