Shades of Gray in Residential Construction Morality

I was called in to perform a last minute duct test for a modular home builder.  He was all in a dither to have a duct test and a blower door test done on a Friday so that he could get his Certificate of Occupancy (CO) so the homeowner could move in the following Monday.  He said that he’d just found out that he needed … Continue reading Shades of Gray in Residential Construction Morality

Which version of CAZ testing is used for BPI/QCI testing?

Combustion Safety Testing is one of the most important components of the HEP QCI exam.  Because it is linked to the safety of the occupants, it has been a fundamental element of BPI exams since the inception of the organization.  As we make homes tighter and more energy efficient, we cut back on the supply of combustion air which can cause appliances to malfunction.  Since … Continue reading Which version of CAZ testing is used for BPI/QCI testing?