7.2.5.10.

(1) Plastic pipe, fittings and solvent cement used underground outside a building or under a building in a drainage system shall be certified to,

(a) ASTM F628, “Acrylonitrile-Butadiene-Styrene (ABS) Schedule 40 Plastic Drain, Waste and Vent Pipe With a Cellular Core”.

(b) CAN/CSA-B181.1, “ABS Drain, Waste, and Vent Pipe and Pipe Fittings”,

(c) CAN/CSA-B181.2, “PVC Drain, Waste, and Vent Pipe and Pipe Fittings”,

(d) CAN/CSA-B182.1, “Plastic Drain and Sewer Pipe and Pipe Fittings”,

(e) CAN/CSA-B182.2, “PVC Sewer Pipe and Fittings, (PSM Type)”,

(f) CAN/CSA-B182.4, “Profile (Ribbed) PVC Sewer Pipe and Fittings”,

(g) CAN/CSA-B182.6, “Profile Polyethylene Sewer Pipe and Fittings”,

(h) CAN/CSA B182.7, “Multilayer PVC Sewer Pipe (PSM Type) Having Reprocessed-Recycled Content”,

(i) CAN/CSA-B137.2, “PVC Injection-Moulded Gasketed Fittings for Pressure Applications”, or

(j) CAN/CSA-B137.3, “Rigid Polyvinyl Chloride (PVC) Pipe for Pressure Applications”,

(2) Except as permitted in Clauses (i) and (j), plastic pipe used as described in Sentence (1) shall have a stiffness equal or greater than 320 kPa.