ONTILITY is an authorized testing center and test provider/proctor for RESNET National HERS Rater Test. Look for this service to be included on the first Friday of each month.

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ONTILITY is an authorized testing center and test provider/proctor for RESNET National HERS Field Inspector Test. Look for this service to be included on the first Friday of each month. Learn More

ONTILITY is an authorized testing center and test provider/proctor for RESNET National Home Energy Survey Professional Test. Look for this service to be included on the first Friday of each month. Learn More

(BPI Building Analyst Written Test and Proctor Fee)



ONTILITY is an authorized testing center and test provider/proctor for BPI Building Analyst Test. Look for this service to be included on the first Friday of each month. Learn More

(BPI Envelope Written Test and Proctor Fee)



ONTILITY is an authorized testing center and test provider/proctor for BPI Envelope Test. Look for this service to be included on the first Friday of each month. Learn More

(BPI Envelope Written Test and Proctor Fee)



ONTILITY is an authorized testing center and test provider/proctor for BPI Field Test for Building Analyst or Envelope Field Test. This is where the student proves in a two-hour time limit how to perform the standard of either the BPI Building Analyst or Envelope Certification. Look for this service to be included on the first Friday of each month. Learn More

This three day course covers the essentials of energy efficiency. Topics include the fundamentals of building science and the thermal envelope, math pertaining to building measurements, minimum building codes, residential house plans, mechanical systems, lights, appliances and analysis of utility bills. The course teaches the concepts and skills required for anyone to be effective as energy efficiency professionals.

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This course teaches the proper way to test for air infiltration in a residential structure using Blower Door equipment and to test for HVAC duct system leaks using a Duct Blaster. Blower Door tests are part of all RESNET Confirmed Ratings and Comprehensive Energy Audits and both of the BPI certifications. Leaky ducts are the most important “Home Deficiency” to correct, and proper duct testing is the most important test for improvement in overall home efficiency.

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This class teaches students how to conduct specific tests dealing with houses that have vented or un-vented combustion appliances. These tests help ensure the house that you are about to work in is safe and if the house to have work performed can still be safe with a combustion appliance after the work has been completed. These tests are carbon monoxide, CAZ Worst Case Depressurization, Spillage Test, Flue Vent Draft Test.

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