Plumbing Rectorseal Backwater Valves | 6″ Pvc Clean Check Backwater Valve

Clean Check® Extendable Backwater Valves Prevent Sewage Backup Into A Residence Or Building As A Result Of A Plugged Sewer System, Excess Volume In The System Or Groundwater Flooding.

They Are Designed To Be Installed Easily Outside A Home, Business Or Other Structure, Without Using A Costly Manhole, And Are Readily Accessible For Maintenance Or Cleaning.

The Extendable Valves Consist Of A Tee-Shaped Valve Body, A Top Collar And A Bottom Collar With A Replaceable Pvc Flapper Attached. In The Event Of Back-Pressure, The Flapper Blocks The Reverse Flow And Prevents A Sewage Backup

Clean Check® Valves Are Available In Abs And Pvc And In Multiple Sizes, To Meet The Needs Of Most Residential And Commercial Construction. Verticle Offset From Upstream To Downstream Side Is: 3 In. & 4 In. Valves – 0.4 In., 6 In. Valve – 0.5 In.

New Heavy Duty Flapper That Withstands Pressure Of 75 Psi At 100 Ft. Of Head.