Details test and examination criteria for unvented heaters for use with natural, manufactured and mixed gases, liquefied petroleum gases, and LP gas-air mixtures. Such heaters are limited to Maximum input ratings of 40,000 Btu per hour.
CSA ANSI Z21.11.2-2002 History
CSA ANSI Z21.11.2:19
$266.00 $533.00
CSA ANSI Z21.11.2-2016
$266.00 $533.00
CSA ANSI Z21.11.2-2013
$255.00 $510.00
CSA ANSI Z21.11.2-2011
$278.00 $557.00
CSA ANSI Z21.11.2-2007
$412.00 $824.00
CSA ANSI Z21.11.2-2002
$278.00 $557.00
More Standards PDF
CSA /ANSI Z21.5.1:22/CSA 7.1:22
$230.00 $461.00
CSA C22.2 No. 145:22
$270.00 $540.00
CSA C22.2 No. 60079-47:22
$39.00 $79.00
CSA B45.5:22/IAPMO Z124-2022
$75.00 $150.00