Rigid-foam insulation installed above the roof assembly can create an energy-smart roof.

Metal roof // unvented// drain through battens // exterior 6" rigid insulation - GreenBuildingAdvisor

It’s becoming increasingly common for builders to install one or more layers of rigid foam on the exterior side of wall sheathing and roof sheathing. Typically, these walls and roofs also include some type of air-permeable insulation (fiberglass, cellulose, or mineral wool) between the studs or rafters.

Existing cantilever floor // 1" rigid insulation retrofit - GreenBuildingAdvisor

Exterior Insulation Retrofit at Head with New Window; 1 1/2-in. Rigid Foam. - GreenBuildingAdvisor

I am confident that I am able to form and pour a small concrete pathway or patio without too much concern. Accurately placing nearly eleven cubic yards of concrete, however, is a rather daunting p…

Martin Holladay tackles a topic that comes up again and again: insulating basement walls. He provides three trusted methods and shows us which products to use and how.

ASIRI Designs is a building science consulting firm focused on the design & construction of new and existing buildings for longterm durability and performance.

Plan detail // vertical board siding // 1" rigid insulation | GreenBuildingAdvisor.com