5 Questions
Which factor has the greatest impact on cooling load in a house?
Large windows
In which type of houses are the infiltration rates highest?
Older houses
What are the likely R-values in the attics and walls of a house built in 1995 in the Maryland DC Virginia area?
Attics R30, Walls R13
What percentage of BTUs can be lost through poorly insulated and sealed ducts in an attic?
30% to 50%
When replacing an existing heat pump, what should be done?
Always perform a manual J load calculation
Test your knowledge on Manual J load calculations with this quiz! Learn about the impact of large windows on cooling load, the highest infiltration rates, and the likely R-values in attics and walls of houses built in 1995 in the Maryland DC Virginia area. Challenge yourself and improve your understanding of HVAC load calculations!
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