Vented Nail Board Roof Insulation Owens Corning

19 32 cdx plywood on the top face acfoam nail base is offered in a variety of composite thicknesses providing long term thermal resistance lttr values from 6 3 to 24 2.

Vented nail board roof insulation owens corning.

7 16 apa teco rated osb or min. Owens corning roofing facebook owens corning roofing twitter owens corning youtube. Ventsure 4 foot strip heat moisture ridge vents work with ventsure inflow intake vents and or undereave soffit vents to help improve air flow through the attic. Try on a new roof shingle style boards build your roof 2020 shingle color of the year design inspire.

Thermacal nail base roof insulation 1. Acfoam nail base is approved for use as a non structural panel in new and re roofing applications. Description of system a. Ventilation requirements 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.

Ventilated roof insulation a. Excludes non owens corning roofing products such as flashing fasteners and wood decking. The ventilated roof insulation should be a factory assembled panel consisting of one layer of 7 16 11 1 mm oriented strand board top surface a built in ventilation space maintained by 1 25 4 mm wood spacer blocks and polyisocyanurate insulation on the bottom. Owens corning raft r mate attic rafter vents.

They are flexible enough to conform to virtually any roof slope and their unique baffle design improves airflow by keeping leaves pine needles or similar debris from impacting the performance of the vent. If insulation is allowed to bunch against the inside slope of the roof between the rafters air will be blocked before it can traverse the attic. Thermally efficient closed cell acfoam ii or acfoam iii polyisocyanurate polyiso insulation board bonded to min. Raft r mate attic rafter vents create a space between each rafter for air to flow freely up the rafters and into the attic.

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. Enter square footage calculate or enter the square footage of the attic or area to be vented. Acfoam nail base is composed of a thermally efficient closed cell polyiso insulation board bonded to osb or cdx plywood on the top face. The insulated sheathing shall be thermacal a non vented nail base roof insulation consisting of a 7 16 oriented strand board top surface optional 5 8 or 3 4 osb plywood available architect to choose bonded to thick isocyanurate foam.