SENTINEL 3"/4" Floor Drain Valve - with Backflow Preventer

The Sentinel Drain Guard is a sewage backflow protection valve. Highly affordable and easy to install on any floor drain in just one step, the Device is a must-have for every urban homeowner with a basement.

• Backwater prevention valve that is inexpensive and easy to install in just one step
• Installed in your basement floor drain, it guards against sewage backflow entering your house
• Has several auxiliary features to prevent failure in the case of backflow - Able to withstand 65 lb of pressure
• Housing made of ABS plastic with gasket and o-rings of silicone - Fits both 3" (75 mm) and 4" (100 mm) floor drains with included adapter
• Comes complete with drain cover
• Normally open valve position allows for standard - Quick and easy install for DIY consumers
• Lifetime longevity of apparatus - No maintenance required - CSA certified
• Approved by Mike Holmes and the Holmes Group with their Make it Right® initiative

Our Return Policy

To be eligible for a return, refund or exchange, merchandise must be unused, undamaged, in its original packaging, and accompanied by the original bill of sale. If you're not satisfied that the items meet your needs, Home Hardware stores will accept the return of most regularly stocked items within 90 days of purchase. All refunds will be issued to the original method of payment.

Lumber, Building Materials, Furniture and Major Appliances return policies are subject to your local store.

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