Steps on How to Insulate A Metal Shed

Metal sheds are an excellent option for durable, maintenance-free outdoor storage. However, metal sheds are not cold-tolerant. To avoid freezing inside the metal shed, you should know how to insulate a metal shed first.

Steps on How to insulate a metal shed with foam board

Now, here is the insulation for metal shed with foam board steps below.

Steps on How to Insulate A Metal Shed

1. Measure the shed’s roof and walls.

Before beginning your project, you should know how much foam board you need.

2. Cut the foam board to fit the area.

Then, measure the height and length of the areas you need to cover before cutting the foam board. With foam boards, you can easily fit insulation wherever you need it.

3. Adhere aluminum tape to the back of each foam board

After that, apply aluminum tape adhesive to the backs of the foam boards and place them on the area you want to insulate.

If you notice any gaps as you go, make sure you cut a new piece of board to fit the gaps. Be sure to leave a space between the foam board and the roof panels when applying the boards to the roof.

4. Add a vapor barrier to the board to make it fireproof.

To prevent condensation and prevent fire damage through foam boards, this is a crucial step to prevent water accumulation.

Check the foam boards periodically after installation to prevent them from peeling. If you notice wear and tear, replace it immediately.

Why You Should Insulate a Metal Shed

Metal buildings require insulation for several reasons. Consider the following factors when deciding whether or not to add insulation materials:

1. Humidity Control

First, moisture can cause damage to your shed and the items inside as well. As the temperature fluctuates, condensation can form, which can cause rust to grow on the structure, destroying it over time.

Therefore, you need metal shed insulation to stop condensation. Thus, combating the effects of moisture.

2. Maintaining a consistent heat level

Secondly, a metal shed conducts energy well in the hot summer months or the cold winter months. Due to this, it will either be very hot or very cold, depending on the outside temperature.

You can keep a room more comfortable by using metal building insulation. Additionally, the temperature extremes won’t affect anything you store inside.

3. Prevent pests from entering

Another reason to insulate a metal shed is to prevent pests from getting into the rooms, primarily inside the storage. You won’t have to perform costly pest control measures if you insulate the metal sheds.

4. Reduce the noise

Will you be using loud tools inside your shed? You may want to consider adding shed insulation if you live close to your neighbors to reduce the noise level.

Cheaper ways to insulate a metal shed

Consider the insulation options available before choosing one based on your budget. Foam board is the least expensive insulation option, followed by fiberglass batts and blown-in cellulose. In the last place, spray foam is the most costly insulation option.


Moisture is your number one enemy when installing a metal shed. Therefore, knowing how to insulate a metal shed will benefit you in many ways. For cheaper options, you can choose foam board as the insulation.

Gravatar Image
RoofLast is an experienced author and roofing expert. With years of practical experience in the field authored several informative articles on various aspects of roofing, including installation, maintenance, and repair