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Source
Provides code-related information about heat pump water heaters to help ensure that upon inspection, water heating systems will be accepted as being in compliance with codes.
Source
Everything you need to know about water heaters in an infographic
Source
Basic considerations when deciding what type of water heater to purchase
Teaching Material
This image shows some of the basic window components of a double pane window.
Lecture Notes
An in-depth look on how to perform a "total" and "outdoor" duct leakage test. Additionally, directories for common standards publishers are provided and listed.
Problem Set
When conducting duct leakage tests to comply with energy efficiency programs, who typically performs duct leakage measurement and documentation? A certified home energy rater. The resident/owner of the building. The contractor who installed the building’s ductwork. Anyone can measure and document...
Problem Set
Match the following terms with the correct definition. Definition Key Term 1) ____ The airflow rate in cubic feet per minute through a duct system that has been pressurized to 25 pascals. a) Air Sealing 2) ____ The process of sealing gaps and holes in the overall building envelope that cause drafts...
Problem Set
Under what conditions do the two duct leakage tests need to be conducted? What is the difference between duct leakage testing at “Rough-In” and testing done “Post-Construction”? For a home with a single duct system and more than 1,200 square feet of conditioned floor area, what must the total duct...
Problem Set
What is the approval leakage limit according to RESNET-approved testing protocol for total duct leakage testing for a home at rough-in? < 2 CFM25 per 100 ft 2 of conditioned floor area < 4 CFM25 per 100 ft 2 of conditioned floor area < 2 CFM25 per 50 ft 2 of conditioned floor area < 4 CFM25 per 50...
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