The following page includes product specifications as well as installation guidelines and other downloads Curb-O-Let Details TCD3RD-NS TCD4RD-NS TCD35-NS TCD38-NS TCD312-NS TCD317-NS TCD414-NS TCD327-NS TCD422-NS TCD428-NS TCDRC4-18 TCDRC4-24 Curb-O-Let Model Pipe & Fittings Details Hub Pipe CP-SP305H, CP-SP308H, CP-SP312H, CP-SP414H Hub Pipe CP-SP317H, CP-SP327H, CP-SP422H Round to Rectangular Straight Adapter Specification Sheet 90-ADAPTER-SHEET Model 45-DEGREE-ELBOW-SHEET Model MECH-COUPLING-SHEET Model