PlumbStar USA PSU1015 The Original Radon-Sump Dome, 18 to 24-In. Quantity 1
Radon/Sump Dome, The Original, Designed To Fit Over An 18″ Square Or 24″ Diameter Sump Pit To Prevent Radon Gas From Entering The Home Through The Sump Pit, Easy To Install & Can Hold Over 1,000 LB, Required For New Home Installation Legislation.