IPS Corporation | sku: 93611 Ips Corporation 4 In. Dwv Pvc Closet Flange DWV PVC Closet Flange 4 in. . Metal adjustable ring allows for easy alignment off bolts and screws. Fits Over 4 in. Sch. 40 DWV PVC Pipe, w/o Knockout.PVC closet flangeMetal adjustable ring allows for easy alignmentFits over 4 in. Sch. 40 DWV PVC pipe,... Log in for pricing