Minnesota Administrative Rules

1322.0010 DEFINITIONS.

ACCESSIBLE. Signifies access that requires the removal of an access panel or similar removable obstruction.

ACCESSIBLE, READILY. Signifies access without the necessity for removing a panel or similar obstruction.

ACCA. "Air Conditioning Contractors of America" or "ACCA" means the Air Conditioning Contractors of America.

AIR CIRCULATION, FORCED. A means of providing space conditioning utilizing movement of air through ducts or plenums by mechanical means.

AIR, EXHAUST. Air discharged from any space to the outside by the residential ventilation system.

AIR, OUTDOOR. The air that is taken from the external atmosphere, and therefore not previously circulated through the HVAC system or the conditioned space.

AIR-CONDITIONING SYSTEM. A system that consists of heat exchangers, blowers, filters, supply, exhaust and return-air systems, and shall include any apparatus installed in connection therewith.

ASHRAE. "ASHRAE" means the American Society of Heating, Refrigerating, and Air-Conditioning Engineers.

ASTM. "ASTM" means ASTM International, formerly known as the American Society for Testing and Materials.

BALANCED VENTILATION SYSTEM. A residential ventilation system where the design fan powered exhaust air is equal to the fan powered supply air.

BUILDING. Building means only a one- or two-family dwelling or portion thereof, including townhouses, that is used, or designed or intended to be used, for human habitation, living, or sleeping, or any combination thereof, and shall include accessory structures.

CONDITIONED SPACE. For energy purposes, space within a building that is provided with heating or cooling equipment or systems capable of maintaining, through design or heat loss or gain, 50 degrees Fahrenheit (10 degrees Celsius) winter design conditions and 85 degrees Fahrenheit (29 degrees Celsius) at summer design conditions, or communicates directly with a conditioned space. For mechanical purposes, an area, room, or space being heated or cooled by any equipment or appliance.

CUBIC FEET PER MINUTE (CFM). The quantity of air moved in one minute. A measurement typically applied to ventilation equipment.

ENERGY RECOVERY VENTILATOR (ERV). A device or combination of devices applied to transfer energy and moisture from the exhaust air stream for use within the dwelling.

EXHAUST VENTILATION SYSTEM. A residential ventilation system where a fan provides exhaust air and supply air is not fan powered.

FORCED-AIR CIRCULATION SYSTEM. An air heating or cooling system.

FURNACE. A vented heating appliance designed or arranged to discharge heated air into a conditioned space or through a duct or ducts.

HEAT RECOVERY VENTILATOR (HRV). A device or combination of devices applied to transfer energy from the exhaust air stream for use within the dwelling.

HVI. "Home Ventilating Institute" or "HVI" means the Home Ventilating Institute.

INTERNATIONAL BUILDING CODE OR IBC. "International Building Code" or "IBC" means the International Building Code, as promulgated by the International Codes Council, Falls Church, VA 22041, and as adopted by reference in part 1305.0011.

INTERNATIONAL RESIDENTIAL CODE OR IRC. "International Residential Code" or "IRC" means the International Residential Code, as promulgated by the International Codes Council, Falls Church, VA 22041, and as adopted by reference in part 1309.0010.

MANUFACTURER'S INSTALLATION INSTRUCTIONS. Printed instructions included with equipment as part of the conditions of listing and labeling.

MECHANICAL VENTILATION. The mechanical process of supplying conditioned or unconditioned air to, or removing such air from, any space.

NATIONAL FENESTRATION RATING COUNCIL OR NFRC. "National Fenestration Rating Council" or "NFRC" means the National Fenestration Rating Council.

Statutory Authority:

MS s 326B.02; 326B.101; 326B.106; 326B.13

History:

33 SR 1480

Published Electronically:

June 17, 2009