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Table 9: Various 2 in. or 3 in. Schedule 40 PVC/CPVC Terminations <br /> • • <br /> • • <br /> Vent Screen (D N/A <br /> Tee 5 <br /> 90' Elbow 4 r 5 <br /> 45' Elbow 2.5 <br /> Table 10:Approved PVC/CPVC Vent and Air Piping Material <br /> Approved PVC/CPVC Vent and Air Piping Material <br /> Standard for Installation in North America <br /> Item Material <br /> United States Canada <br /> Thermoplastic Piping Materials <br /> PVC Schedule 40 ANSI/ASTM D1785 <br /> Vent or Combustion Air PVC-DWV ANSI/ASTM D2665 Thermoplastic vent pipe <br /> Intake Pipe and Fittings must be certified to ULC <br /> CPVC Schedule 40 ANSI/ASTM F441 S636. Intake pipe may be <br /> PVC ANSI/ASTM D2564 of the materials listed in <br /> PVC Pipe Cement and this table. <br /> Primer CPVC Schedule 40 ANSI/ASTM F493 <br /> Non-Metallic Vent Material <br /> ABS SCH 40 DWV ASTM-D2661 or CSA B181.1 NOT PERMITTED <br /> PVC Vent Screens <br /> • 2 in.Vent Screens(included in carton box)(IPEX <br /> Termination Vent Screens Polyethylene Part Number: 196050) <br /> • 3 in.Vent Screens(IPEX Part Number: 196051) <br /> Exhaust piping must be of solid core material. Refer to the PVC/CPVC manufacturer for appropriate <br /> fittings, solvents orjoining methods. <br /> Table 11:Approved Venting Materials By Manufacturer <br /> Manufacturer Vent Material <br /> Ubbink PVC (Outer Vent), Polypropylene (Inner Vent) <br /> Centrotherm Polypropylene <br /> Heat-Fab Metal <br /> Metal Fab Metal <br /> IPEX PVC/CPVC <br /> DuraVent Polypropylene <br /> Royal PVC <br /> ECCO Manufacturing Polypropylene <br /> DiversiTech PVC/CPVC <br /> Rinnai Tankless Water Heater Installation and Operation Manual 35 <br />