
Blower Door Testing.
Blower door testing and certificates issued. Serving North and Central NJ.
What is a blower door test?
Ensure your home meets New Jersey's building codes with our professional blower door testing services. Since 2008, we've been providing blower door service assess overall leakage effectively. To conduct the test, your home must be fully sealed, with all drywall, windows, and doors in place—only minor painting can be unfinished. Whether it's a single-family home or a multi-family dwelling, we provide quick, reliable service and often deliver the necessary certification on the same day as the test.
How to get started?
Call us at 973-544-6800 and we can schedule your blower door test(s). We serve the following counties in NJ: Essex, Union, Somerset, Ocean, Middlesex, Mercer and Hunderton counties.
When is a blower door conducted?
-
When everything (except paint is complete)
-
Drywall, windows, doors, etc.
-
No holes in house.
-
Attic and basement doors must be finctional
-
Same day certificate issued

Why HeatLoad USA?
Since 2008, we've prepared thousands of Manual J reports for HVAC contractors and builders across all 50 states. Our reports are accurate, code-compliant and accepted by building departments nationwide.
Certified by ACCA we are one of the few firms qualified to prepare both residential (Manual J) and commercial (Manual N) load calculations.
