How Many O Hagin Roof Vents Do I Need

As a general rule your roof needs 1 square foot of vent area for every 150 square feet of attic space.

How many o hagin roof vents do i need. You must know which code compliance method is required in the project area. Benefits of attic ventilation best vents for compo roofs o hagin vents are manufactured and protected under one or more of the following patents other u s. Proper attic ventilation consists of a balance between air intake at your eaves soffits or fascias and air exhaust at or near your roof ridge. Send us your plans.

They should be divided equally between inlet and outlet vents and they can be used in any combination that will work with your roof s design. O hagin vents are manufactured and protected under one or more of the following patents other u s. Provide us with your address and we ll figure out the rest. Remove trapped gases proper attic ventilation facilitates the removal of hot trapped gases and fumes a major cause of indoor air pollution allergies and related health problems.

And this guideline you ll need a minimum of. And foreign patents are pending. Icc es legacy report 9650 a class a. Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation for every 300 square feet of attic floor space evenly split between intake and exhaust.

These methods dictate that one 1 square foot of ventilation is provided for every 150 or 300 square feet of attic floor space. If you want to get an approximation of how many air vents that your roof should have on your own you ll have to do some measuring. Determine the total square footage of the attic floor space to be ventilated. Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation evenly split between intake and exhaust for every 300 square feet of attic floor space.

And foreign patents are pending. Ventilate your attic space. Conserve energy o hagin attic vents are completely passive reducing energy costs related to heating and cooling. 877 324 0444 fax.

You ll need the square footage of your attic to calculate the number of roof vents that you should need. Most local building codes require compliance with either the 1 150 method or the 1 300 method exception refer to local code. Based on your 1100 sq. For example if you have 1200 square feet of attic space you should need at least 4 air vents to ensure proper ventilation.

Profile specific attic vents for tile roof applications free technical support services phone. How many attic vents do i need.