Exam 39: Residential Energy Auditing

Sealing and insulating the envelope or shell of a home is often the most cost-effective way to improve energy efficiency and comfort.

Cavity insulation can be installed at levels up to ____ in a 2 in. x 4 in. wall.

Flexible products made from mineral fibers, such as fiberglass and rock wool are known as ____.

What does the estimated annual home energy cost category consist of?

The US DOE says that 12% of a home's total energy bill usually goes toward heating water for household use.

What are the two nationally recognized energy certifications for home auditors and contractors.

A preliminary evaluation of the homeowner's needs is known as _________________________.

Measuring the total air duct leakage is accomplished with a(n) ____________________ test.

____ minimizes the interaction of the furnace with other combustion appliances.

Diagnostic testing and evaluation of the home and it systems is perhaps the least important phase of a residential audit.

Numerical analysis and review of the home's energy consumption history, which will include both electrical and heating fuel bills is an important part of a residential audit.

Furnace manufacturers use standard pressure settings for their pressure switches.

Making sure heating, cooling, refrigeration, water heating and humidification systems are all working properly and efficiently greatly affect the energy usage of the residence .

____ draft is taken in the vent stack between the combustion device and the draft diverter.

______________________________ spaces include the areas of the residence that are heated or cooled.

Cad cells or photo cells are usually used in conjunction with a primary control and are most often found on electric furnaces.

What systems and parts of a home are generally inspected at the start of a home energy audit?

____ is a colorless and odorless gas which can sicken or kill persons residing in the home.

A(n) _________________________ Insulation Calculator tool can provides insulation levels for your new or existing home based on your zip code and other basic information about your home.

A ____ furnace has a positive vent pressure and operates with a vent gas temperature at least 140°F above its dew point and is known as a mid-efficiency furnace.