Residential Insulation Specialist. Over 40 years experience.
Spray Foam Insulation
GSI offers open-cell (r3.7/in.) and closed-cell (r7/in.) spray foam. Mattawan’s trusted insulation contractor. Attic insulation, and more. Dedicated to providing the highest quality insulation in southwest Michigan.
Free Estimates!
GSI is family owned and operated insulation contractor with over 50 years in the business. Licensed and insured. Greenshield specializes in attic insulation and spray foam. Servicing. Plainwell, Mattawan, Kalamazoo township, and surrounding areas.
Residential Attic Insulation
Blown cellulose R52 attic insulation. GSI is trusted insulation contractor servicing Mattawan, Plainwell, Kalamazoo township, and more. We do all insulation and ventilation services including exterior wall drill and fill insulation, this can also be used for sound deadening in floors or other areas. GSI so installs fiberglass batts and spray foam insulation.
Increasing Your Home or Businesses R-Factor
Fiberglass Batts, Insulation Removal, Eve Baffling, GSI does it all!
Open cell spray foam insulation is environmentally-safe, non-toxic and can completely air-seal residential and commercial buildings. Combined with a proper air management system (HVAC), these products are the answer to improved indoor air quality, energy efficiency and sound abatement.
Noise pollution is reduced as airborne noise can no longer seep through the walls. Areas where the difference will quickly be appreciated include offices, classrooms, master bedrooms, laundry rooms, media rooms and plumbing runs.
We're happy to consult with you on the proper insulation remedy for your project and can meet for free in person and leave with a quote in hand.
Residential attic and exterior wall insulation common air leaks. Contact GSI to learn more.
Attic Insulation, Spray Foam, Fiberglass, We Do it All
Attic Insulation
Blown-in Wet Spray Cellulose
Attic Insulation
Heat passes all too easily through a poorly insulated attic. In the winter, heated interior air rises naturally due to convection and escapes into the attic through numerous air leaks. Conductive heat loss through the cold ceiling makes rooms directly beneath the attic even colder. Insulation Service such as spray foam insulation has huge benefits. GSI services Plainwell, Kalamazoo Township, Mattawan, and all nearby cities.
Closed Cell Foam
Blown-in Wet Spray Cellulose
Attic Insulation
Closed-cell foam provides a higher R-value per inch than open-cell foam. Because of its density and glue-like tenacity, it also adds structural strength to a wall, ceiling, or roof assembly.
Blown-in Wet Spray Cellulose
Blown-in Wet Spray Cellulose
Blown-in Wet Spray Cellulose
Blown in cellulose is a highly effective, cost-saving insulation solution. Made from recycled newspaper and treated with borate for fire retardance.
Drill 'N Fill
Ventilation Services
Blown-in Wet Spray Cellulose
Our Drill 'N Fill service provides much needed insulation to the exterior walls of your home. Holes are drilled on the top and bottom of each level, and cellulose is blown-in to fill the cavities.
Ventilation Services
Ventilation Services
Ventilation Services
Poor attic ventilation is a common problem for many home owners. It is essential to have proper air movement throughout the attic to prevent ice dams, mold and mildew, and more.
PayPal
GSI accepts cash, check, debit/credit card +3.5% fee, or PayPal accepted also.
