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CSA/AM ANSI Z21.22B-2001/CSA 4.4B-2001: Relief Valves for Hot Water Supply Systems - Addenda to First Edition
Abstract: Scope:
This standard applies to the following types of relief valves constructed entirely of new, unused parts and materials: a. Combination temperature and pressure ...
CSA/AM ANSI Z21.79-1997/CGA 6.21-M97: Gas Appliance Sediment Traps - First Edition
Abstract: This standard applies to newly produced gas appliance sediment traps hereinafter referred to as traps (see Part IV, Definitions), constructed entirely of new, unused parts and materials.
Compliance of a trap with this ...
Compliance of a trap with this ...
CSA/AM ANSI Z21.80-2011/CSA 6.22-2011: Line Pressure Regulators - Third Edition
Abstract: This standard applies to line pressure regulators, (see Part V, Definitions), constructed entirely of new, unused parts and materials, hereinafter referred to as regulator(s), either individual or in combination with over ...
CSA/AM ANSI Z21.90-2015/CSA 6.24-2015: Gas convenience outlets and optional enclosures - Second Edition
Abstract: This Standard applies to gas convenience outlets (see Clause 3, Definitions), hereinafter referred to as gas outlets and optional enclosures, not to exceed 1-1/2 in (38.1 mm) and pressures not to exceed 5 psi (34.5 kPa), ...