MORE IN CATEGORY
ADVERTISEMENT
Residential Products Online content is now on probuilder.com! Same great products coverage, now all in one place!
Designed for use on structural wood or steel sloped roof decks, GAF Cornell ThermaCal Nail Base Roof Insulation Panels consist of: sheathing that serves as a nail base for use with shingles, metal, slate, or tile; built-in ventilation space (a non-ventilated panel is also available); and polyiso insulation. Ideal for cathedral ceilings, post and beam, and conditioned attics.