Polylok 20" Heavy Duty Flat Cover/Lid (PN: 3017-C20)

These plastic covers are designed to fit the Polylok 20” D-Box or any of the Polylok 20” diameter risers. If you need to replace the cover on your D-Box or riser, there is no need to dig up your D-Box or remove the riser. Remove the existing cover, screw down the new one and you’re all set. Fade resistant, available in green.Designed to fit Polylok 20" risers and d-boxes, will not work with other manufacturer's risers, d-boxes, or corrugated pipe.Skid resistance surfaceFactory installed watertight and airtight gasketsAvailable in greenStainless steel screws provided