Rechercher

1.1 This document sets forth the minimum requirements for the installation, operation, inspection and tests applicable to Emergency Responder Communication Enhancement Systems (ERCES). NOTE: This document is intended to apply to both required and voluntary ERCES. 1.2 This document specifies how ERCES shall be installed to perform their intended function.

1.1 This Technical Information Letter (TIL) contains construction, marking and test requirements for SDR 26, 28, 35, and 41 PSM type polyvinylchloride (PVC) perforated sewer pipe. Notes: 1) Industrial waste disposal lines should be installed only with the approval of the authority having jurisdiction because chemicals not commonly found in drains and sewers, and temperatures greater than 60 °C,…

Scope: This Standard applies to wastewater solid-liquid separators and optional complementary components used to assemble wastewater management systems, and specifies requirements for materials, physical characteristics, testing, and markings. The complementary components covered in this Standard are (a) wastewater holding tanks; (b) sewage pumps; and (c) wastewater heat exchangers. This…

The scope of LEC 2009 covers direct-type boiler and chiller fill valve assemblies with integral backflow preventer and system pressure regulator that are used to control the inflow of water into heating and cooling systems to ensure sufficient system pressure. These devices protect the potable water supply against backflow due to backpressure and backsiphonage

This Technical Information Letter (TIL) contains construction, marking and test requirements for drain, waste, and vent (DWV) Push-Fit fittings in sizes 1½, 2, 3, 4, and 6 NPS used for drain, waste and vent pipe. Note: The use of the products certified under this program should be confirmed with the local plumbing code or authorities having jurisdiction.

This Technical Information Letter (or TIL) contains test provisions to measure energy use of variable-speed room ACs during a representative average use cycle and shall be used in conjunction with CSA C368.1-14.