If more is needed they can advise you on what options exist to improve ventilation and make sure it s effective.
Owens corning roof ventilation requirements.
If you identify or have concerns about any of the above warning signs it s wise to have your attic inspected by a certified roofing contractor who can assess whether there s enough ventilation building codes typically require one sq.
It s important there is a balance between the intake and exhaust ventilation to help ensure air flows smoothly and efficiently.
Owens corning roofing knows that the roofing process can be intimidating sometimes we have put together a list of tips and what you can expect when getting a new roof put on.
Find a contractor owens corning roofing and asphalt offers leadership to the roofing industry in creating sustainable solutions and shingle recycling.
In order to create a consistent flow of cool dry air through your attic you need to make sure the air has a way to come in and go out.
Of net free vent area nfva per 300 sq.
Of space in an unfinished attic.
Owens corning roofing contractor network members because they have the confidence in the quality of your work and products you install all backed by one of the most trusted names in the building materials.
Grey brown black 25 x 25 15 suitable for up to 8 12 ideal for up to 1550 square foot attic 10 watt 17 volt dc motor includes a high impact tempered solar cell with a 25 foot power cord.