ASHRAE STD 90.2, 2018: Energy-Efficient Design of Low-Rise Residential Buildings (Includes all amendments and changes through Addendum C , February 4, 2023)
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Description
This standard provides the minimum design, construction, and verification requirements for new residential buildings and their systems and new portions of existing residential buildings and their systems that use renewable and nonrenewable forms of energy.
Buildings and Portions of Buildings Covered
a. One- and two-family dwelling units
b. Multifamily structures of three stories or fewer above grade
c. Outbuildings
Systems Covered
a. Building envelope
b. HVAC and mechanical systems
c. Service hot-water systems
d. Major appliances
e. Lighting systems
f. Snow and ice melt systems
g. Pools and spas
Exemptions. This standard does not apply to the following:
a. Specific procedures for the operation, maintenance, and use of residential buildings
b. Transient housing, such as hotels, motels, nursing homes, jails, dormitories, and barracks
Health, Safety, and Welfare. This standard shall not be used to abridge any safety, health, or environmental requirements.
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