Failed ventilation itself has many more risks that owners and operators are less practiced at accounting for, but should no longer be left off the list.
HVAC contractors are starting to do more than just HVAC these days. It only makes good sense to have your company expand into different areas of expertise.
The "magic number" 1.08 is convenience factor. It is a bunch of math combined into one factor as a shortcut, although sometimes more precise calculation is better.
Employers have begun to more frequently struggle with the decision of whether to discharge a poor-performing employee or give the employee another chance.
For contractors who want to help low-income households lower their utilities and raise comfort, while also turning a profit, getting into weatherization could be a great choice.