DRAIN AND SEWER NON RETURN VALVE - to stop rats and rodents from climbing up drain pipes, sewers, toilets and into your home.
ANTI RODENT FLAP VALVE with stainless steel flap and face prevents rodents from entering the property. The flap allows rats to leave the property but prevents them from coming back up the sewer or drain pipe. When fully inserted, the a complete stainless steel face prevents the rats from entering your property and protecting your house plumbing.
BUFFALO'S UNIQUE DESIGN ensures it will fit clay and plastic 110MM / 4" pipes and opens and clears chamber walls on bent inlet chamber pipes
EASY TO INSTALL - Simple push fit design, just push into the end of a drain pipe or inlet into an inspection chamber. The rubber fins secure the valve in position, no need for any tools.
Humane way to stop rats in drains and homes, as the Buffalo Rat Blocker allows the rat to leave the property but stops them from coming back. WRc APPROVED.
