How To Measure Your Attic For Insulation

With the attic stairs folded up in the closed position measure the height of the attic stairs to determine the attic cover with the correct height.

How to measure your attic for insulation.

Purios e which should be covered with attic is at least 21 cm. Push the tape all the way down until it meets resistance when it contacts the drywall. This calculator is to be used as an estimating tool only. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

Now let s take a look at how to measure your attic s insulation regardless of type. Once you have measured a few spots around the attic calculate the r value by multiplying the average depth of your insulation in inches by the r value for your particular insulation type. Take your ruler and push it down through your insulation. Phone camera to remember and record your measurements so put on a dust mask and gloves and grab your measuring stick or tape and a phone camera.

It s important that your. The thickness of the attic insulation depends on the value of heat transfer coefficient u. Input length and width of area to be insulated. Measure up from the drywall to mark your desired blown in insulation level.

4 read the measurement where. When you re blowing insulation it can get dusty and hard to see whether you ve got it deep enough around the entire attic. Use a permanent marker to mark the level every few trusses so you know you have even coverage around the entire space. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.

Its value is currently 0 18 w m 2 k therefore the thickness of the open cell pur foam layer e g. Repeat the first step at several different spots in your attic. Extend a tape measure into a joist bay the insulated space between two joists.