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.



Hawaii

5-2.8.4 (3) At least one square foot of free area for ventilation shall be provided per one hundred fifty square
feet of attic floor area, or in the case of vaulted or open-beam ceilings, per one hundred fifty square
feet of ceiling area. In vaulted or open beam ceilings, the air space shall be vented with ventilator area
approximately evenly distributed between the top and the bottom. In vaulted ceilings, ventilators shall be
provided for each air space between rafters.(1994, Ord. No. 94-123, sec. 2.)


 

 




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• Slope Roof Base
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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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