TDS PDF

Gas-fired room heaters, volume II, unvented room heaters. Original standard CSA ANSI Z21.11.2-19 (2024) in PDF full version. Additional info + preview on request

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Gas-fired room heaters, volume III, propane-fired portable emergency use heater systems. Original standard CSA ANSI Z21.11.3-2016 (2021) in PDF full version. Additional info + preview on request

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Draft Hoods. Original standard CSA ANSI Z21.12-1990 (2015) in PDF full version. Additional info + preview on request

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Z21.12-1990 ANSI DRAFT HOODS CONSTRUCTION 1.6 INSTALLATION INSTRUCTIONS h. Information relative to the purpose and . function of the blocked vent shutoff 1.6.2, Each draft hood shall be accompanied by system. the manufacturer's instructions for proper. Original standard CSA ANSI Z21.12a-1993 (2015) in PDF full version. Additional info + preview on request

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Addenda 2 to ANSI Z21.12-1990, Draft Hoods. Original standard CSA ANSI Z21.12b-1994 (2015) in PDF full version. Additional info + preview on request

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Gas-fired low-pressure steam and hot water boilers. Original standard CSA ANSI Z21.13-22 (CSA 4.9-22) in PDF full version. Additional info + preview on request

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