In an unfinished attic the goal of insulation is to keep the rooms below cool in summer and warm in winter.
Insulate attic under roof.
At the same time the areas below the roof benefit from increased comfort both during the winter and the.
Unless you re using mineral wool insulation or your fixtures are rated safe for contact with any type of insulation don t allow the material to touch or cover recessed cans or lights from the floor below it s a fire hazard.
Insulating in and around your roof attic space also prevents long term damage from moisture build up or ice damming which results from the warm air trying to escape through the apex of the roof but instead heating up the snow.
Air seal all the gaps before installing any insulation.
In this way you prevent the heat from the rooms below escaping to the attic rooms above.
Insulating your roof and attic space will help retain energy in your home often leading to cost savings and comfort improvement.
Senior engineer manager at icynene john broniek makes the case for the unvented attic assembly and why insulating the underside of the roof makes sense.
Like spray foam rigid foam provides an air and moisture barrier as well as high r value insulation.
If it is located in a conditioned part of the house also remember to insulate and air seal your attic access.
R 60 amounts to about 20 inches of cellulose 43 cm 12 inches of polystyrene 30 cm or 9 inches 23 cm of high density polyurethane.
To maximize the energy efficiency of these roofs the roof structure must be properly insulated.
You can insulate a new or existing metal roof using a variety of different techniques.
That means insulating the attic floor only not the walls and having vents in the roof.
The quest for greater energy efficiency in buildings has led to increasing interest and need for insulation improvements in hvac equipment more airtight construction new materials and assemblies.
U 0 1 whatever the climate.
But the best solution is actually to insulate both the attic floor and the underside of the roof.
Before insulating seal any air leaks and make roof and other necessary repairs.
Insulate and air seal any knee walls vertical walls with attic space directly behind them in your home as well.
Box out light fixtures.
Insulating the roof is a priority if the ceilings of your home happen to be part of the roof deck as is the case with cathedral ceilings.
Materials commonly used for the insulation of the roof deck include.
Additionally insulation serves as a way to enhance sound proofing on the uppermost envelop of your house.
Metal roofing is one of the most durable and long lasting roof materials on the market and can easily last for decades with little maintenance.
You may also insulate your roof to help regulate the temperature in an attic that is a part of your living space.
Recommended attic or roof insulation levels.
Energy experts recommend attic or roof insulation levels of about r 50 or even r 60 metric system.
When used as attic roof insulation rigid foam can be installed between attic rafters directly beneath attic rafters or in both locations.
Then you could simply insulate the pitched roof.
