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6.3.9* Nonmetallic Pipe and Tubing
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Other types of nonmetallic pipe or tube investigated for suitability in automatic sprinkler installations and listed for this service, including but not limited to CPVC, and differing from that provided in Table 184.108.40.206 shall be permitted where installed in accordance with their listing limitations.
Listed nonmetallic pipe shall be installed in accordance with its listing limitations, including installation instructions.
Manufacturer's installation instructions shall include its listing limitations.
When nonmetallic pipe is used in systems utilizing steel piping internally coated with corrosion inhibitors, the steel pipe coating shall be listed for compatibility with the nonmetallic pipe materials.
When nonmetallic pipe is used in systems utilizing steel pipe that is not internally coated with corrosion inhibitors, no additional evaluations shall be required.
When nonmetallic pipe is used in systems utilizing steel pipe, cutting oils and lubricants used for fabrication of the steel piping shall be compatible with the nonmetallic pipe materials in accordance with 220.127.116.11.
Fire-stopping materials intended for use on nonmetallic piping penetrations shall be compatible with the nonmetallic pipe materials in accordance with 18.104.22.168.
Nonmetallic pipe listed for light hazard occupancies shall be permitted to be installed in ordinary hazard rooms of otherwise light hazard occupancies where the room does not exceed 400 ft2 (37 m2).
Nonmetallic pipe installed in accordance with 22.214.171.124 shall be permitted to be installed exposed, in accordance with the listing.
Nonmetallic pipe shall not be listed for portions of an occupancy classification.
Bending of listed nonmetallic pipe or tubing shall be permitted as allowed by the listing.