Exterior Walls
A barrier against heat transfer that keeps your home warm in winter and cool in summer while lowering energy bills.
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Inland Northwest Spray Foam offers reliable wall insulation in Spokane, WA, and the surrounding areas. Our spray foam keeps your building energy-efficient and comfortable all year round.
Whether you need insulation for basement walls, garage walls or exterior walls, our solutions deliver long-term benefits for homes and businesses alike.

Insulating your exterior walls is one of the most effective ways to improve your building’s energy efficiency. Spray foam creates a barrier that minimizes heat transfer, keeping your home warm in winter and cool in summer.
That means less reliance on your HVAC system and lower energy bills. We provide exterior wall insulation for residential and commercial properties in Spokane and nearby areas, with a seamless installation that keeps your building comfortable for years.
Whether you need one wall or an entire building, we insulate every type of wall in homes and businesses.
A barrier against heat transfer that keeps your home warm in winter and cool in summer while lowering energy bills.
Seals basement walls against drafts and water infiltration for a dry, comfortable space and better air quality.
Reduces noise between rooms for more privacy at home or in the office, with the same energy-saving benefits.
Regulates temperature and reduces heat loss, so your garage works for storage, a workshop or extra living space.

Soundproof wall insulation can significantly improve privacy and reduce noise inside your home or office. Spray foam is an excellent sound barrier that minimizes noise traveling between rooms.
That makes it ideal for busy households and for commercial settings where quiet spaces matter. Our interior wall insulation improves soundproofing while offering the same energy-saving benefits as exterior insulation.
Contact Inland Northwest Spray Foam to schedule a consultation and get a quote for your wall insulation project.

An airtight seal and high R-value effectively reduce energy loss through your walls.
Spray foam resists moisture, protecting basement and exterior walls from water infiltration.
Steady indoor temperatures keep your home or business comfortable in every season.
Insulated walls cut down on outside noise and sound traveling between rooms.
Less heat lost through the walls means smaller heating and cooling bills.
Spray foam adds structural stability to the walls it fills.
The right contractor makes sure your wall insulation is done efficiently and to a high standard. We deliver quality spray foam insulation for walls for residential and commercial customers in Spokane.
We take your property’s unique needs into account, using advanced techniques and materials for the best possible results. Whether it’s exterior walls, basement walls or an entire building, our commitment to quality makes us the preferred choice for Spokane residents.
The cost depends on the size of the area being insulated and the type of insulation used. We offer competitive pricing to help Spokane residents get effective insulation within their budget.
Spray foam is considered one of the best insulation options for walls because it creates an airtight seal and provides a high R-value, effectively reducing energy loss.
Yes. Spray foam is versatile and works in both interior and exterior walls, providing insulation, moisture resistance and soundproofing.
Spray foam wall insulation improves energy efficiency, moisture control, comfort and soundproofing. It also helps reduce energy costs and adds structural stability to the walls.
Yes. We insulate basement walls to keep out drafts and moisture, and garage walls to regulate temperature, whether the garage is used for storage, a workshop or extra living space.
Yes. Spray foam is an excellent sound barrier, so insulated interior walls reduce noise between rooms and improve privacy.
Request a quote for wall insulation in Spokane, WA, and surrounding areas. Contact Inland Northwest Spray Foam to schedule an appointment.