How To Secure Iso Board Under Tpo Roof

Cover boards provide a more solid backing than the insulation boards alone which improves the puncture resistance and long term durability of the roof.

How to secure iso board under tpo roof.

If you have a damaged ceiling perhaps following water damage or if you just need to add insulation to improve the living experience in your home or business you can fit isoboard directly below the existing ceiling saving the mess and effort of. Cover boards are strongly recommended on roofs where regular foot traffic or maintenance work will. In this case if there s only one roofing system in place is to install a cover board over the tpo roof cut the flashings off and then install a spray foam roofing system. Tpo insulation and cover boards learn about tpo insulation and cover boards.

Just install the 2 inches of closed cell spray foam on the underside of the roof sheathing followed by about r 36 of fluffy insulation on the underside of the cured spray foam and stop worrying. Exceptionally high compressive strength improves overall roof system performance cement board is able to withstand prolonged exposure to moisture and is ideal for systems where wind uplift and puncture resistance are a concern. A cover board is typically a gypsum board that is installed directly under the membrane. Composed of a lightweight cementicious core to provide exceptional impact resistance.

This will save you money from completely tearing off the existing roof and installing a new tpo system. Isoboard can be installed directly below the existing ceiling as a retrofit. Position the fastening plates over the insulation board. Meets the requirements of astm c 1325.

Since this polyiso is as thin as 1 4 inch in certain areas it s best to ignore it. Insert 3 inch galvanized screws through the fastening plates. Use a drill to drive.