Roof Insulation Board Types

Other insulation materials include foam wool and even insulated glass for windows.

Roof insulation board types.

Depending on the roof assembly each type has coinciding benefits and drawbacks. Retroplus roof board is an expanded perlite mineral aggregate board. One of the most popular types of roof insulation is fiberglass. Products with a higher r value have a higher cost but have an increased capacity to resist heat flow and therefore provide greater insulation.

This is the same stuff your disposable coffee cup and is made out of and it s used to. A new form of blown fiberglass mixes two types of glass that naturally curl. Many of the types of rigid board insulation discussed above are used to create tapered insulation systems. Fiberglass comes either as sheets that can be applied to the roof from the inside or as loose fibers mixed with adhesive that are blown into place.

Closed cell foam indicates that all the cells are enclosed not connecting with other cells or combined with air. The later is used in new construction as the interior board serves as an inner wall. Bare foam board one sided sheathing board or double sided which is also reference as structural insulated panels. There are a few different kinds of foam board insulation diyers should know about.

Rigid foam board is just above the roof deck or an exterior insulation option. Here we outline the details of five major options. They include expanded polystyrene extruded polystyrene and polyisocyanurate unfaced or foil faced. Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to retroplus roof board on one side and a glass reinforced facer on the other.

The basic types of foam board insulation include. Foam is a popular type of roof insulation. This includes stone wool wood fiber cellular glass and perlite and all three forms of rigid foam insulation xps eps iso. There are three basic foam insulation board products on the market produced under several different manufacturer names.

Blanket batts and rolls spray foam insulation blown in insulation foam board or rigid foam panels and reflective or radiant barriers. Rigid roof insulation board. Types of insulating boards choose from three types of insulating foam core boards for wall insulation. Polystyrene polyurethane or polyisocyanurate.

It typically has 3 variations. Most homes are filled with traditional fiberglass material with newer ones adopting recycled cellulose material for more environmentally friendly alternatives. Top surface is sealed with this special coating to reduce excessive asphalt absorption in hot asphalt applied roofing systems.