CAD Drawings CAD Drawings are provided as reference-only representations of the product. For latest dimensions always consult the current submittal sheet. Available CAD Drawings Variation Description Cleanout: Square Secured Cast Nikaloy Access Frame & Cover -CO Finished Wall C.O. and Access Cover, No-Hub (Formerly 58740) -COT Finished Wall Cleanout Tee & Access Cover, No-Hub (Formerly 58770)