Mansard Roof Insulation

So now i m thinking about just insulating the little attic which is formed by the low sloped part of the.

Mansard roof insulation.

Mansard and gambrel style roofs have always been hard to insulate. The illustration to the right shows the proper insulation of this style of roof. The steep roof with windows creates an additional floor of habitable space a garret and reduces the overall height of the roof for a given number of. In the case of the attic this is not at all the case.

Step 1 add a vapor barrier. One strategy would be to incorporate the attic into the conditioned space and then use a sandwich of barriers and insulation under a furred vented. Here the insulation is very close to the roofing material and the task is not. But what materials should be used to save energy on this type of house.

A mansard or mansard roof also called a french roof or curb roof is a four sided gambrel style hip roof characterized by two slopes on each of its sides with the lower slope punctured by dormer windows at a steeper angle than the upper. One of the best ways to protect your mansard roof from the problems of ventilation is to use a vapor barrier on the inside. To insulate the roof you will need to use a combination of insulation to fully protect the roof. After having dense pack installed in the building walls the mansard is the next target.

I have a house with mansard roof in boston. If the attic space remains uninhabited the air in the under roof space serves as a good thermal insulation along with the insulation of the floor.