Which Way Does Foil Roofing Plywood Go On

In essence retrofitting is a way to install insulation in the roof walls and floors of a building after it has been built.

Which way does foil roofing plywood go on.

You want to make sure that you are building a quality roof that will last you for decades to come but you need the right kind of plywood for the roof. For shear wall construction code requires blocking between the studs along every plywood joint. Align the long edge of the sheathing with the ends of the. Although blocking is required by code for walls floor or roof plywood systems do not require blocking.

Radiant barrier roof sheathing is a great product that will reduce your power bill. The foil layer of the osb lowers the delta t because the foil is low emitting and does not emit or absorb heat. Dropping the plywood joint below the plate creates a joint across the studs. Coastal produces radiant barrier sheathing solarply panels as defined in us product standard ps2 10 for construction and industrial plywood.

Position the first piece of plywood or oriented strand board sheathing on the bottom edge of the rafter tails at one end of the roof. There are just a few manufacturers that make this unusual type of roof sheathing that has a shiny perforated aluminum foil craft paper laminated to one side of it. I wonder if a hurricane or an earthquake can really tell the difference. If you use bubble foil or rigid foam insulation it also goes on top of the moisture barrier.

You might wonder why the shiny side facing down wouldn t just reflect heat back into the attic. Radiant barrier sheathing solarply tm. So when the sun hits the roof and radiates into the attic or wall the foil layer of the osb sheathing reflects the heat to the roof or exterior wall which keeps the top layer of the insulation just a few degrees warmer than the. You just have to keep the shiny side face down.

The foil insulation goes on top of the moisture barrier followed by the roof covering. Traditional sheathing allows the sun s radiant heat to enter a home through the roof and walls which can cause extreme attic temperatures heat transfers and ultimately higher energy bills.