House Fundamentals
HVAC
100

A crawl space is this height or less.

Don't forget 3.94 feet, 1.2 metres

100

All mechanical system photos MUST be taken in their ________

Don't forget, the surrounding environment.

*There needs to be a photo of the refrigeration lines going into the evaporator coil. This can be included with a furnace photo if possible.

200

This measurement is taken from the lowest exterior point to the highest interior point, including header measurements for the basement and main floor, and starts at the cold cellar floor if present.

Don't forget, the height of the highest ceiling.

200

When there is a ______ present, we MUST document the make + model numbers and actual efficiency! ______ MUST always be modeled in AFUE, and not SS

Don't forget, a condensing furnace.

300

This type of foundation can be identified when:

1. The distance between the top of the floor slab and the bottom of the ceiling joists is greater than 1.2m (3.94 ft)

2. The distance from the top of the floor slab to the grade is equal to or less than 0.6  m (2 ft) on average.

Don't forget, a slab-on-grade.

300

For heat pumps and AC units, ALWAYS collect the ______, either ____ or _____ in it's cooling mode.

Don't forget, efficiency; either COP or SEER in it's cooling mode.

*The efficiency on the ENERGUIDE label may be used, but only for “D” file evaluations. If this information is not available, then record a SEER of 10 and make note that it is unknown."

400

This type of basement is modeled when any portion of the basement floor is less than 2 feet below ground level and must include a slab-on-grade portion. 

This is possible with or without a pony wall.

Don't forget, walk-out basement.

400

This test must be performed on houses with combustion spillage susceptible appliances.

If a house does not require this test, N/A MUST be stated on DCF and not zero.

Don't forget, Exhaust Depressurization Test.

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