Video
Description
Video describing air source heat pump installation; part 9 of 14 describes evacuation of the system prior to use.
Video
Description
Video describing air source heat pump installation; part 12 of 14 describes testing the system at startup, including controls and set points.
Video
Description
Video describing air source heat pump installation; part 8 of 14 describes pressure testing the system and what to do if there are leaks.
Reference
Description
Factsheet describing the importance of system charging, superheat and subcooling.
Case Study
Description
Case study describing a method for evaluating safe installation and operation of combustion appliances in homes undergoing energy efficiency upgrades where indoor air is used for combustion and venting.
Reference
Description
Correcting pressure imbalances in your HVAC system can result in a healthier, more efficient home.
Reference
Description
Report describing the results of a 21-home field study investigating the effectiveness and failure rates of whole-house mechanical ventilation systems installed in Florida homes over the last 15 years.
Reference
Description
Manual that identifies certain leakage limits for ducts and outlines procedures for testing ducts for conformity with air leakage limits that are set forth in a designer’s project specification.
Case Study
Description
Case study describing the performance of air-to-water heat pump systems in dry climates.
Reference
Description
Paper covering a parametric study of foundation heat exchanger-based ground source heat pump systems for several house configurations in a range of European locations, with an emphasis on determining feasible combinations.
Guide
Description
Guide describing the testing of duct leakage in central ventilation systems for multi-story, multi-family buildings.