The cost to insulate a garage refers to all expenses made for insulating different parts such as walls, roof, floor, and garage doors. This activity improves temperature control and energy efficiency, making your garage a more comfortable and functional space.
Want to make your garage more comfortable? Insulating will help keep warm air inside during winter, and keep it cool during summer. Ideally, this will improve overall temperatures in your garage, and give you savings on energy bills.
The cost of garage insulation will depend on the size of the garage and the type of insulation you choose. For a single garage, it can range from $3,000 to $4,500, while for a double garage, it could go between $5,000 and $7,500 based on how much insulation is required.
The Average Cost to Insulate a Garage
The below presents a garage insulation cost guide, inclusive of walls, ceilings, floors, and doors. The average labor costs that can be expected while insulating a garage are also described. This will usually be in the region of $30-$45 per m².
| Cost of Provided Item | Unit | Average Cost (excl. VAT) |
| Garage Wall Insulation (supply and fit insulated plasterboard) | per m² | $50 |
| Garage Wall Insulation (supply and fit new stud wall with cavity) | per m² | $55 |
| Garage Roof Insulation (supply and fit rigid foam insulation) | per m² | $40 |
| Garage Roof Insulation (supply and fit rigid foam insulation AND plasterboard finish) | per m² | $50 |
| Garage Floor Insulation (supply and fit rigid foam insulation on top of existing concrete base) | – | $40 |
| Average Cost to Insulate a Single Garage (85m²) | – | $3,000–$4,500 |
| Average Cost to Insulate a Double Garage (140m²) | – | $5,000–$7,500 |
| Average Cost of Labour to Insulate a Garage | Per day | $30–$45 |
| Average Cost of Labour to Insulate a Garage | Per day | $240–$360 |
What is the average cost of insulating garage walls?
It will insulate garages to prevent drafts and improve energy efficiency in attached garage spaces. Internal wall insulation can be done using two of the most popular techniques below: Insulated plasterboard
- Insulated plasterboard: It will roughly cost $50 per m² for the supply and fitting.
- New stud wall with a cavity: This method involves installing a stud wall with a cavity between the wall and the existing garage wall and costs about $55 per m² for supply and fitting.
How much does it cost to insulate a garage proof?
Insulating a garage roof can help keep the space warmer and reduce energy costs. The average cost for roof insulation with rigid foam is about $40 per m². This option is popular for its effectiveness and affordability.
If you want a plasterboard finish with the insulation, the cost rises to around$£50 per m². This provides both insulation and a smooth, finished look for the ceiling. The choice depends on your budget and needs for the space.
What’s the cost of insulated garage doors?
The cost of insulating a garage door typically ranges from $100 to $200. This price includes draught seals and adhesive foil materials for the inside of the door. It is important to note that this cost is for the materials only, and the installation is usually done as a DIY project.
What’s the average cost to insulate a garage floor?
The average cost to insulate a garage floor is around $40 per m². This involves using rigid foam insulation on top of an existing concrete base. This helps to keep the garage warmer and can reduce moisture issues.
Factors Affecting the Cost to Insulate a Garage
Size Matters
The fact is that size would lead to a significant factor affecting the overall cost of insulating a garage. The larger the garage, the greater the volume of materials needed to insulate it, meaning a more costly insulation project. The only viable solution is measuring your garage so that you can know how much insulation it requires.
Type of Insulation Material
Further, the material you opt for influences the cost of insulation. Fiberglass, being less costly, foam is usually regarded as the superior insulation but more costly. Based on your needs and budget, you will be able to find the right insulation customized for your garage.
Insulation R-value
R-value refers to the insulation quality or the resistance of that specific insulating material against heat transfer. More R-value insulation is usually the more costly kind but has more expensive protection. The choice regarding R-value depends on the climate you live in and the kind of energy efficiency you wish to get.
Installation Complexity
Installation difficulty also raises costs. For example, if a garage has finished walls, is difficult to access, or has existing insulation, installation can be more complicated and costlier.
Labor Costs
The cost incurred for hiring professionals can be added to installation costs but can give the advantage of proper insulation. There is an option of DIY doing where it is yet more advisable to hire experts and save some cost through avoiding mistakes and ensuring efficiency in the long run.
Additional Features
Additional features such as windows, doors, and ventilation can further increase the cost of insulation. These features usually require specific building materials or additional care during installation, which results in an overall price increment in this undertaking.
Benefits of Garage Insulation
Energy Efficiency
Garage insulation provides reduced heat transfer and, therefore, lowers energy bills. It optimizes your HVAC system, keeping the indoor temperature stable and healthy.
Improvement in Comfort
It keeps your garage warm in the winter and relatively cool in the summer. Thus, it makes the garage space optimum for working or storage throughout the year.
Noise Reduction
A garage that is insulated blocks out noise from outside and reduces echoes. Therefore, it creates a very quiet and calm atmosphere.
Increased Property Value
An insulated garage boosts your home’s market appeal. Buyers value the energy savings and extra usability it provides.
Potential Tax Incentives
Some areas offer tax breaks for insulating garages. These savings can help offset your initial investment.
Conclusion
The cost to insulate a garage varies based on size, materials, and installation complexity, ranging from $3,000 to $7,500. Insulating a garage improves energy efficiency, comfort, and property value. For the best results, compare quotes from professionals to find an option that suits your budget and needs.
FAQS
Q1) What Factors Affect Garage Insulation Costs?
Costs vary based on garage size, insulation material, and installation method. DIY can save money while hiring pros costs more.
Q2) Is Spray Foam Insulation Expensive for Garages?
Yes, spray foam is one of the costliest options. It ranges from $2 to $5 per square foot but offers excellent energy savings.
Q3) Can I Insulate My Garage Myself?
Yes, you can DIY insulation with materials like batts or foam boards. It’s cheaper but may take more time and effort.
Q4) Does Garage Insulation Add Value to a Home?
Yes, a well-insulated garage can increase home value. It improves energy efficiency and reduces heating and cooling costs.
