Insulated Buildings

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Durable and Versatile Insulated Steel Buildings for All-Weather Use

Explore a versatile collection of insulated steel buildings designed for strength, durability, and year-round usability. From sleek, modern glass rooms with two inward swinging windows to modular flat and gable roof structures, these buildings are ideal for creating extra living space, setting up a workshop, or adding secure storage. Every model features galvanized steel panels and CFC-free polyurethane insulation for superior thermal performance. With sizes starting at 10x10 and extending up to 22x10, each unit is built to perform in various climates while offering simple DIY-friendly assembly.

Insulated Steel Building Kits Designed for Flexibility

Each insulated steel building includes pre-cut, pre-drilled, and numbered wall panels for quick bolt-together construction. Buildings come equipped with a secure deadbolt door, window kit, and an angular roof system with a downspout for effective water drainage. These insulated metal buildings are commonly used as hobby rooms, offices, tool sheds, emergency shelters, or insulated storage. Customers looking for additional ideas specific to the glass room line can explore our glass rooms collection to get a better look at real-world applications.

Built-In Insulation for Efficiency and Comfort

The dual-layer steel walls on each structure feature thick B2-rated polyurethane insulation for excellent thermal and acoustic performance. These insulated buildings help reduce heat transfer, regulate indoor temperatures, and lower noise—making them comfortable to use year-round. Each insulated metal building is engineered with a 30 lbs/sqft snow load capacity and rugged design that can support added features like electrical lines, plumbing, and AC units. Pre-packaged components ship in two compact crates for easy handling and efficient assembly.

Modular Flat and Gable Roof Insulated Buildings

Choose between flat roof and gable roof configurations to fit your layout or style preferences. Each insulated building is modular in design and expandable in 3-foot sections—a feature unique to the insulated steel buildings collection. The stackable panel design also makes these structures easy to relocate, even in a standard pickup truck. Whether used as a backyard studio, garden office, emergency shelter, or secure storage area, the tough steel skin and built-in insulation offer performance in any season.

Enhance Outdoor Space with Garages and Storage Sheds

Complement any insulated steel building with matching detached garages or explore our full range of sheds for sale to meet a variety of outdoor storage needs. These additional structures help create a complete outdoor solution for vehicles, tools, and climate-controlled storage. With consistent design features across all product lines, it’s easy to create a unified, functional setup tailored to specific property needs.

Insulated Building FAQs

Can additional windows be added to the insulated buildings?

Unfortunately, additional windows can not be purchased. The shed kits are prefabricated and are sold as displayed in the pictures.

Can I add water, electricity, and an AC unit to the Duramax Glass Room and other insulated buildings?

Yes! Customers frequently add water and electricity to the Duramax Glass Room and other Duramax insulated buildings. You can run the electricity and water lines underneath the building and through the metal foundation kit, or cut directly through the walls. Additionally, the tough-built walls can easily support a mounted air conditioning unit.

What are the insulation R-values for the Duramax Glass Rooms and other Insulated Buildings?

The Duramax Glass Rooms have an R-value of 10 for the walls and 13 for the roof. Other Duramax Insulated Buildings have have an R-value of 5.9 for the walls and 6.9 for the roof.

Can I add even more insulation to the Duramax Glass Room and other insulated buildings?

The fire retartdant, PU foam insulation is "sandwiched" and glued between the panels and so more cannot be added. Sometimes people will add extra insulation by adding an insulation layer on the exterior of the walls.

Questions?

Do you still have questions or need help choosing the right shed? Contact Duramax Sheds Online by calling or texting us at 844.900.2050 during regular business hours. You can also email us anytime at support@duramaxshedsonline.com. We're here to help!