Are you struggling with fluctuating indoor temperatures or rising energy bills in your Berwyn home or business? At South Chicago Insulation, we specialize in creating high-performance thermal barriers tailored to the specific needs of Berwyn’s diverse architecture, from historic Chicago-style bungalows to modern commercial facilities. Our team delivers premium spray foam and weatherization solutions designed to seal air leaks, prevent moisture intrusion, and optimize your property’s energy consumption. Whether you are retrofitting a vintage property in the Depot District or insulating a new construction project, we provide the expertise to transform your environment into a comfortable, energy-efficient space.
Berwyn’s location exposes properties to the full spectrum of Illinois weather, including humid, sweltering summers and freezing, windy winters. This extreme variance puts immense stress on your building’s thermal envelope, often leading to drafts, condensation, and overworked HVAC systems. Our approach goes beyond simple installation; we analyze your structure’s specific airflow dynamics to implement solutions that stabilize indoor climates year-round. By upgrading your insulation, you not only protect the structural integrity of your property against moisture damage but also significantly reduce the carbon footprint and utility costs associated with heating and cooling your building.





Challenge: A 1920s brick bungalow on Ogden Avenue was suffering from severe ice dams in winter and hot second-floor bedrooms in summer due to poor attic ventilation and zero insulation.
Solution: We performed air sealing on the attic floor and installed Closed Cell Spray Foam to the roof deck. We also utilized injection foam for the exterior walls.
Result: The homeowner reported an immediate 30% drop in heating costs and a consistent temperature balance between the first and second floors, eliminating the ice dam issue entirely.
Selecting the right contractor is crucial for the longevity of your property. South Chicago Insulation combines local knowledge with industry-leading technology. We understand that Berwyn homes, many of which are classic brick bungalows, require a delicate touch to ensure proper ventilation while maximizing heat retention. We treat your property with respect, ensuring a clean workspace and a timely completion. Our goal isn’t just to sell a service; it is to provide a permanent solution to your comfort problems, backed by transparent communication and verified results.

Oak Park, Riverside, Cicero, Brookfield, North Riverside
Cook County
Don't let another season pass with uncomfortable drafts and high energy bills. Contact South Chicago Insulation today to schedule your comprehensive home performance evaluation.
Phone: (779) 803-8025
Email: [email protected]
Open-cell foam is lighter, less expensive, and excellent for soundproofing and interior walls, though it is not a moisture barrier. Closed-cell foam is much denser, provides a higher R-value per inch, adds structural strength to walls, and acts as a vapor barrier, making it ideal for basements, exterior walls, and roofing applications.
Yes, for existing finished walls, we typically use "injection foam" or retrofit techniques. However, spray foam is most effective when cavities are open. If you are not remodeling, we can discuss injection options or attic and crawlspace retrofits, which provide significant benefits without major demolition.
By sealing the "building envelope," spray foam and proper air sealing prevent outdoor pollutants, allergens, dust, and humidity from entering your home. This barrier also helps prevent mold and mildew growth by controlling moisture, leading to a healthier indoor environment for your family.
Absolutely. In the Berwyn climate, a significant amount of heat is lost through the roof in winter and gained in summer. Properly insulating and air-sealing the attic stops this "stack effect," reducing the workload on your HVAC system and potentially lowering energy costs by 15% to 50%.
Most residential projects, such as attic insulation or crawlspace encapsulation, are completed in 1 to 2 days. Larger commercial projects or whole-home retrofits may take longer. We provide a specific timeline after our initial evaluation so you can plan accordingly.