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This Technical Information Letter (or TIL) contains construction, marking and test requirements for PV module and panel rack mounting systems and accessories.

1.1 These requirements apply to factory-built micro Combined Heat and Power (mCHP) gas-fired appliances which are intended primarily for residential and commercial installation. All appliances/equipment are intended to be constructed completely of new, unused parts and materials. 1.2 These appliances are for use with natural gas, liquefied petroleum gases, mixed gas and LP gas-air mixtures. 1.3…

1.1 These requirements cover factory-built gasification appliances which incorporate a gasification system to produce hot water for residential, commercial or industrial applications. The gas generated by this process will be combusted internal to the appliance. Burners are required to be equipped with integral automatic primary safety controls to restrict the abnormal flow of gaseous fuel in…

This Technical Information Letter (TIL) contains construction, marking and test requirements for Type 1 mechanical couplings in sizes 14, 16 and 18 NPS used for drain, waste and vent pipe and for sewer pipe. Note: The use of the products certified under this program should be confirmed with the local plumbing code or authorities having jurisdiction.

1.1 The requirements contained in this ORD apply to lighting equipment intended for use in a horticultural environment and installed in accordance with the U.S. National Electrical Code (NEC), ANSI/NFPA 70 and the Canadian Electrical Code, Part I (CEC), CSA C22.1. 1.2 Equipment covered by this ORD is intended for horticultural lighting purposes and includes: horticultural luminaires, hardware…

This Technical Information Letter (TIL) contains construction, marking and test requirements for PVCO pipe and PVC pipe and fittings.