Ventilation Building Codes

Disclaimer: The Information contained on this web page has been collected and presented as a guide.  It should be used as a guide only and should not be relied upon as the sole source of information relating to ventilation requirements or legal requirements in any state or municipality. No warranty, either express or implied, is made with respect to the information contained herein. For additional information contact the specific state or municipality to obtain specific technical or legal ventilating requirements that may apply. Empire Ventilation Equipment Co., Inc. is not responsible for any loss, inconvenience, damage (whether special or consequential) or claims arising out of the use of the information contained on this page.

Alaska

Chapter 7, Section 717.4.2- Draftstopping must be provided in attics, mansards, overhangs, or other concealed roof spaces of Group R-2 buildings with three or more dwelling units and in all Group R-1 buildings. The intervening space between any two draftstops or walls must be designed for adequate cross ventilation as described in Section 1203.2. Draftstopping must be installed above, and in line with, tenant and dwelling separation walls that do not extend to the underside of the roof sheathing above.
Chapter 7, Section 717.4.2- Draftstopping in attic spaces of Groups R-1 and R-2 occupancies that do not exceed four stories in height may be installed so that the area between draftstops that extends from the ceiling to the roof does not exceed 3,000 square feet, and the greatest horizontal dimension does not exceed 60 feet. The draftstops do not have to be located directly above or in line with walls separating tenant spaces, unless part of construction required by other provisions of this code. Adequate cross ventilation must be provided in accordance with Section 1203.2.

 

 




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Eveco Ventilators
Insul-Ventilators
Syphon Ventilators
Turbine Ventilators
1/2“ Mesh Screens
Insect Screens
Dampers For Syphon or Eveco
Dampers For Turbine Ventilators
Adjustable Bases
Economy Bases
Standard Mounting Bases
• Flat Bases
• Ridge Roof Bases
• Curb Bases
• Slope Roof Base
Booster Fans
Cast Aluminum Ventilators
Extruded Aluminum Ventilators
Flange Extruded Ventilators
Flush-Flange Louvers
Roof Louvers
Soffets
Strip Ventilators
Spring Register
Repair Kit
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