Rigid Foam Insulation Roof Deck
The ratio of insulation above the roof deck or air permeable insulation below the roof deck is a matter of climate and interior conditions.
Rigid foam insulation roof deck. The energy argument is argumentative. Rigid foam insulation installation prepare roof deck. Insulation above the roof deck or air vapor impermeable insulation below the roof deck is needed for condensation control in an unvented roof. Do not nail through the foam board insulation into the roof deck which can cause roof leaks.
The bottom layer of a single ply membrane roofing system is the roof deck or substrate. Foamular xps roof insulation for commercial buildings page 5 foamular xps roof insulation for commercial buildings foamular xps insulation is a rigid foam insulation which meets the needs of today s design professionals for a truly sustainable insulation product. The movement of air into indirect conditioning of an unvented attic is a slow gradual process that will not be noticeable by occupants and typically will not put any strain on the hvac system. Tips when installing rigid insulation in an attic to be finished as a living space you must provide a.
Armstrong world industries inc. Tectum e tectum e n acoustical roof deck description. But spray foam insulation used at the underside of the roof deck would need to be covered by a thermal barrier and intumescent coatings are commonly used. The roof deck can be plywood metal concrete or wood planks.
Polyiso is an easy cost effective sustainable and energy efficient construction material. Three in one composite roof deck panels provide acoustics insulation and a nailable surface that accepts a wide variety of roofing materials. The first step with roof installation is to prepare the roof deck by getting rid of all dirt dust and contaminants. Installing rigid foam insulation on top of roof sheathing is a great option for commercial buildings and homes with limited space.
There s a reason polyiso rigid foam insulation is used in more than 70 of commercial roof construction as well as in many residential builds.