Roof Insulation Board Types

Rigid foam board is just above the roof deck or an exterior insulation option.

Roof insulation board types.

The later is used in new construction as the interior board serves as an inner wall. Closed cell foam indicates that all the cells are enclosed not connecting with other cells or combined with air. The basic types of foam board insulation include. Products with a higher r value have a higher cost but have an increased capacity to resist heat flow and therefore provide greater insulation.

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. There are a few different kinds of foam board insulation diyers should know about. Types of insulating boards choose from three types of insulating foam core boards for wall insulation. This foam board insulation is the rigid pink or blue panels that can be found.

Bare foam board one sided sheathing board or double sided which is also reference as structural insulated panels. Other insulation materials include foam wool and even insulated glass for windows. It typically has 3 variations. Rigid roof insulation board.

Top surface is sealed with this special coating to reduce excessive asphalt absorption in hot asphalt applied roofing systems. As the most used insulation type for roofing applications polyiso is a closed cell foam that is created by heating chemicals and synthetic materials into a composite material that cools into rigid foam panels. Most homes are filled with traditional fiberglass material with newer ones adopting recycled cellulose material for more environmentally friendly alternatives. Blanket batts and rolls spray foam insulation blown in insulation foam board or rigid foam panels and reflective or radiant barriers.

One of the most popular types of roof insulation is fiberglass. A new form of blown fiberglass mixes two types of glass that naturally curl. This is the same stuff your disposable coffee cup and is made out of and it s used to. Retroplus roof board is an expanded perlite mineral aggregate board.

Many of the types of rigid board insulation discussed above are used to create tapered insulation systems. They include expanded polystyrene extruded polystyrene and polyisocyanurate unfaced or foil faced. There are three basic foam insulation board products on the market produced under several different manufacturer names. Foam is a popular type of roof insulation.

Polystyrene polyurethane or polyisocyanurate. Depending on the roof assembly each type has coinciding benefits and drawbacks. Here we outline the details of five major options.