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ACCA
The Air Conditioning Contractors of America, a national trade association that represents heating, ventilation, air conditioning, and refrigeration contractors.
LOAD CALCULATION
A mathematical determination of how much cooling and heating (BTUs) an HVAC system must deliver for occupant safety and comfort. It is based on a variety of factors: square footage, building orientation, number of occupants, size and placement of rooms, number and size of windows and doors, amount of insulation, number of floors, and climate.
MANUAL D®
An ACCA procedure covering the proper design, installation, maintenance, and repair of ductwork.
MANUAL J®
An ACCA procedure covering the method for calculating heating and cooling requirements (load calculation) for single-family detached homes and mobile homes.
MANUAL RS®
An ACCA publication covering the design, installation, and commissioning of a residential HVAC system.
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