Insulation vapour barrier is one of the most important steps of any construction project.
Did you know attic insulation is.
To see how to add.
Here are the basics of what you need to know about attic insulation in portland oregon.
Of loose fill or 7 to 19 in.
At usa insulation we offer an attic insulation energy savings calculator to help you figure out how much you could save with better insulation.
The goal is a minimum of r 30 in the.
R value the effectiveness of insulation is quantified by its r value.
It is important that the insulation be evenly distributed with no low spots.
At a minimum homes should have attic insulation between r 22 and r 49 6 to 13 in.
In most modern homes the minimum recommendation is r 38 for attic insulation.
Sometimes there is enough insulation in the middle of the attic and very little along the eaves.
If you can t see the joists because the insulation is above them then you should measure the insulation depth with a ruler to see if you have enough.
Check with the local building department to find the recommended level for your area or visit energysavers gov.
Less than this and you are probably leaking hot or cold air.
For fiberglass and cellulose insulation you can estimate about r 3 per inch.
Did you know that the attic can also be responsible for up to 25 of your home s energy loss.
Stick your head through the attic access door and measure how much insulation you have.
Did you know that 40 of heat loss occurs through your attic costing you money and making your home less comfortable.
Here are a few key facts you should know about attic insulation.
Once you know total depth you can estimate the r value if the insulation.
Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter.
At pioneer we only use the highest quality of insulation including fibreglass roxul and blowing wool.
If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs.