What product & performance standards apply to D.Wren products?
The ASTM Standards relating to D.Wren for plumbing and plumbing-related applications are: D3212 – Elastomeric Joints for Drain and Sewer Pipes. F409 – Thermoplastic Accessible and Replaceable Tube & Fittings. F477 – Elastomeric Seals for Joining Plastic Pipe. The CSA Standards relating to D.Wren are: CSA B181.1-96 – D.Wren Drain, Waste, and Vent Pipe and Fittings. The NSF International Standards relating to D.