Historical
ANSI Z21.18b-2005/CSA 6.3b-2005
Addenda 2 to ANSI Z21.18-2000/CSA 6.3-2000, Gas Appliance Pressure Regulators
Details test and examination criteria for gas appliance pressure regulators for use with natural, manufactured and mixed gases, liquefied petroleum gases and LP gas-air mixtures. Such devices, either individual or in combination with other controls, are intended to control selected outlet gas pressures to individual gas appliances.
CSA America, Inc. [csa]