Deml Heating and Air Conditioning offers complete blower door testing & reporting services for the HVAC industry in Owatonna and surround communities.
With over 35 years of practical experience, and having been in business since 1969, we feel we have a good understanding of what is required by the code and by our inspectors.
We stand behind our NATE certification, among others, as a testimony of our professionalism. At Deml Heating and Air Conditioning we have the tools and training to test a variety of applications and standards.
|BLOWER DOOR TESTING INCLUDES
Measured Leakage Rate at ResNet Standards
ACH50 Number Required by Code
Estimated Annual Air Change Rate
Estimated Cost of Air Leakage
Single Point Test or Multi-Point Chart with data points
Mechanical Ventilation Requirement Based on ASHAE 62.2-2010
Testing can be performed on existing homes to gauge air infiltration
|INFORMATION REQUIRED FOR A FULL REPORT
House Dimensions and Lay Out
Local Utility Rates
Pricing is based on a per hour rate.
Blower door testing averages 1 to 2 hours of field work and 1 to 2 hours in the office.
We will work with contractors that wish to do some of the prep work themselves.