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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...
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...
What are the components of a duct tester?
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...
What is the approval leakage limit according to RESNET-approved testing protocol for total duct leakage testing for a home at rough-in?
The cooling efficiency for combustion heating equipment is expressed in terms of: AFUE SEER HVAC HSPF
An electrical panel’s ___ should be evaluated before installing a heat pump Age Size Type When switching from fossil fuel heating system to electric heat pumps, the required electrical panel assessment includes which of the following? Evaluation of the existing panel size Whole house electrical load...
Match the following Key Terms with the correct definition. Definition Key Term ____ is attached to ground rods that ensure the electricity always has a safe path to ground, which prevents electrocution Neutral bus bar ____ are large electrical terminals that carry electricity to the circuit breaker...
Calculate the electrical load for a 2,500 square foot single-family home using the following appliances: 3 appliance circuits 5,000W range 1,000W dishwasher 5,600W clothes dryer 15,000W baseboard heating (resistance heaters) You can use the following assumptions: 3 VA per square foot for lighting 1...
1. True or false: If you perform a load calculation and adding a new appliance, like a heat pump, exceeds the home’s panel capacity, the panel must be upgraded to allow for the new appliance. 2. What is the first thing to do when considering an electrical upgrade to a home, like installing solar...