30-0151 Zoeller 2" Cast Iron Slip x Slip Union
Checks back flow of water and sewer gas.Can be installed on vertical or horizontal line.Simple to install.No pipe threading.Save time & material costs.Neoprene gasket and flapper, weighted with heavy non-corrosive metal backing plates and stainless steel rivet.Flexible union slips over ABS, PVC, steel pipe or copper piping.Meets requirements of Wisconsin Uniform Plumbing Code.