Insulation Between Roof And Ceiling

Furthermore most ceiling and roof insulation have good sound insulation qualities.

Insulation between roof and ceiling.

Sprayed on polystyrene or rigid insulation is usually installed as part of a re roofing project. If your current insulation is only five inches deep you will need to add seven inches of insulation to achieve the 12 inch r 38 rating. Measure the area needing insulation. At thermostruct we supply a wide range of polyester and glasswool ceiling batts as well as roofing blanket and reflective insulation materials produced by top quality manufacturers.

There are only 2 types of insulation that should be used for this method. These include autex bradford knauf and air cell to name a few. Ceiling insulation refers to any type of insulation installed within the floor nearest to the roof structure of the home. Roof insulation refers to the practice of installing insulation on the roof slope both above and below the rafters.

This can be achieved through the use of truss joists scissor truss framing or sufficiently large rafters. Install rigid insulation between the roof decking and the upper membrane. For example cathedral ceilings built with 2x12 rafters have space for standard 10 inch batts r 30 and ventilation. Cathedral ceilings must provide space between the roof deck and home s ceiling for adequate insulation and ventilation.

Measure the depth of your current insulation. Insulate above a dropped ceiling or in an attic with loose fill fiberglass or cellulose or fiberglass batt insulation. R 38 is the industry standard and the minimum thickness for r 38 is 12 inches. The reason is because it is very difficult to properly ventilate a flat space because air does not generally move in a straight line.