Ensuring Blower Door Success Early in Construction

Ensuring Blower Door Success Early in Construction

       The terms “blower door,” “envelope leakage” and “air sealing” all describe the most useful building durability performance tests an owner or builder can utilize. A HERS blower door field verification measures the total volume of air that is replaced in a space...
New Mandatory HVAC Testing: What You Should Know

New Mandatory HVAC Testing: What You Should Know

If you’re a property developer, an architect or mechanical subcontractor, you should be aware that the landscape for HVAC equipment start-ups is about to change. You may be aware of some big changes coming up in the 2022 code cycle, but you might be surprised to learn...