Insulation Between Roof And Ceiling

Insulation between ceiling rafters.

Insulation between roof and ceiling.

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. For example cathedral ceilings built with 2x12 rafters have space for standard 10 inch batts r 30 and ventilation. Insulate above a dropped ceiling or in an attic with loose fill fiberglass or cellulose or fiberglass batt insulation. Measure the area needing insulation.

R 38 is the industry standard and the minimum thickness for r 38 is 12 inches. Spray foam either closed or open cell insulation or dense pack cellulose insulation. Whether it s thermal insulation or acoustic insulation you are after we can help you with product choice and installation advice. Sprayed on polystyrene or rigid insulation is usually installed as part of a re roofing project.

This can be achieved through the use of truss joists scissor truss framing or sufficiently large rafters. Furthermore most ceiling and roof insulation have good sound insulation qualities. These include autex bradford knauf and air cell to name a few. There are only 2 types of insulation that should be used for this method.

Roof insulation refers to the practice of installing insulation on the roof slope both above and below the rafters. 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. Cathedral ceilings must provide space between the roof deck and home s ceiling for adequate insulation and ventilation. Ceiling insulation refers to any type of insulation installed within the floor nearest to the roof structure of the home.