Insulation Between Roof And Ceiling

Measure the depth of your current insulation.

Insulation between roof and ceiling.

For example cathedral ceilings built with 2x12 rafters have space for standard 10 inch batts r 30 and ventilation. 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. Cathedral ceilings must provide space between the roof deck and home s ceiling for adequate insulation and ventilation. Whether it s thermal insulation or acoustic insulation you are after we can help you with product choice and installation advice.

There are only 2 types of insulation that should be used for this method. Furthermore most ceiling and roof insulation have good sound insulation qualities. Install rigid insulation between the roof decking and the upper membrane. This can be achieved through the use of truss joists scissor truss framing or sufficiently large rafters.

Ceiling insulation refers to any type of insulation installed within the floor nearest to the roof structure of the home. 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. Roof insulation refers to the practice of installing insulation on the roof slope both above and below the rafters. Sprayed on polystyrene or rigid insulation is usually installed as part of a re roofing project.

Insulation between ceiling rafters. Spray foam either closed or open cell insulation or dense pack cellulose insulation. The reason is because it is very difficult to properly ventilate a flat space because air does not generally move in a straight line. Measure the area needing insulation.