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.
Let owens corning roofing help you calculate exactly how much ventilation you will need for a healthy and balanced attic with our 4 step ventilation calculator.
Of net free vent area nfva per 300 sq.
Roofing resources during covid 19 for.
Kventsure 1000 cfm solar powered roof vent aluminum galvanized mill w.
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.
Of space in an unfinished attic.
Find a contractor owens corning roofing and asphalt offers leadership to the roofing industry in creating sustainable solutions and shingle recycling.
It s important there is a balance between the intake and exhaust ventilation to help ensure air flows smoothly and efficiently.
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.