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// CODE SNIPPET

M1701.1.1 Buildings of Unusually Tight Construction

2010 Residential Code of NY > 17 Combustion Air > M1701 General > M1701.1 Air Supply > M1701.1.1 Buildings of Unusually Tight Construction
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In buildings of unusually tight construction, combustion air shall be obtained from outside the sealed thermal envelope. In buildings of ordinary tightness, insofar as infiltration is concerned, all or a portion of the combustion air for fuel-burning appliances may be obtained from infiltration when the room or space has a volume of 50 cubic feet per 1,000 Btu/h (4.83 L/W) input.

Related Code Sections


M1701.1.1 Combustion Air, Buildings of Unusually Tight Construction
In buildings of unusually tight construction, combustion air shall be obtained from outside the sealed thermal envelope. In buildings of ordinary ...
2010 Residential Code of NY > 17 Combustion Air > M1701 General > M1701.1 Air Supply > M1701.1.1 Buildings of Unusually Tight Construction
702.1 Combustion Air, All Air From Indoors
Combustion and dilution air shall be permitted to be obtained entirely from the indoors in buildings that are not of unusually tight construction. In ...
2010 Mechanical Code of NY > 7 Combustion Air > 702 Indoor Air > 702.1 All Air From Indoors
Section 705 Combustion Air, Combined Use of Indoor and Outdoor Air (Condition 2)
This section shall apply only to appliances located in unconfined spaces in buildings of unusually tight construction. Combustion air supplied ...
2010 Mechanical Code of NY > 7 Combustion Air > 705 Combined Use of Indoor and Outdoor Air (Condition 2)
303.3 General Regulations, Prohibited Locations
space and the building is not of unusually tight construction. Appliances installed in a dedicated enclosure in which all combustion air is taken ...
2010 Mechanical Code of NY > 3 General Regulations > 303 Equipment and Appliance Location > 303.3 Prohibited Locations
Section 704 Combustion Air, Combined Use of Indoor and Outdoor Air (Condition 1)
This section shall apply only to appliances located in confined spaces in buildings not of unusually tight construction. Where the volumes of rooms ...
2010 Mechanical Code of NY > 7 Combustion Air > 704 Combined Use of Indoor and Outdoor Air (Condition 1)
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