Cornell corporation has products that have performed day in and day out on roofs nationwide for longer than most of our competitors have been in the business.
Gaf ventilated roof insulation panels.
Ventilated roof insulation a.
Ventilation and attic vents.
Proper attic ventilation systems allow a continual flow of outside air through the attic protecting the efficiency of the insulation and helping to lower temperatures in the living space.
Get automatic lifetime protection on your entire gaf roofing system when you install any gaf lifetime shingle and at least 3 qualifying gaf accessories you ll.
Fully machined composite panel.
Fm approved subject to the conditions of approval as a roof insulation when installed as shown in the current edition of the factory mutual research approvals guide.
It consists of a balance between air intake at your eaves or soffits and air exhaust at or near your roof ridge.
The first step is to check out this 60 second video and learn about the 300 1 rule the difference between intake and exhaust ventilation and why proper ventilation is so important to get right to help calculate your attic ventilation needs visit gaf ventilation calculator.
The designer should determine if a vapor barrier is required between the deck and the insulation.
The vapor retarder should.
7 16 osb is standard and 5 8 or 3 4 osb or plywood and fire pressure treated sheathing is available for special applications.
See the difference performance roofing insulation makes.
Featuring gaf energyguard polyiso insulation.
Sheathing pre space for thermal expansion.
Excellent lttr value compared to any other fm class 1 rated products of equivalent thickness.
5 8 or 3 4 osb plywood optional.
Roof and wall nail base insulation.
Get to know more about one of the most popular commercial roofing systems.
Care training and education care training and education.
Roofing products commercial roofing products insulation and cover boards insulation.
Roofing products residential roofing products roof and wall nail base insulation.
Benefits of energyguard polyiso roof insulation include.
The standard 1 vent space layout leaves over 92 open vent area for maximum airflow.
