California requires smoke testing in change-outs of the HVAC system in certain circumstances, although the process and tools seem cumbersome. The requirement can be found at: http://www.energy.ca.gov/title24/2008standards/changeout/
California requires smoke testing in change-outs of the HVAC system in certain circumstances, although the process and tools seem cumbersome. The requirement can be found at: http://www.energy.ca.gov/title24/2008standards/changeout/