Fills Every Cavity
The liquid foam expands quickly to fill cavities, leaving a seamless insulation barrier.
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Open-cell spray foam insulation is an efficient, cost-effective solution for properties in Spokane, WA, and nearby areas such as Spokane Valley, Liberty Lake and Cheney.
It offers excellent thermal resistance and soundproofing, and it fits seamlessly into hard-to-reach areas, making it a great fit for both homes and commercial buildings.
Open-cell spray foam expands to fill every nook and cranny of your building. It is particularly effective at reducing air infiltration, which means energy savings and a more comfortable environment. Its open-cell structure is breathable, which helps manage moisture levels.
We install open-cell spray foam to seal walls, attics and other spaces. It keeps energy costs down and makes your home or business more comfortable, without the higher cost of closed-cell insulation.
The liquid foam expands quickly to fill cavities, leaving a seamless insulation barrier.
With an R-value of about 3.5 to 3.7 per inch, it holds temperatures steady through winters and summers.
Its soft, open structure dampens sound, creating a quieter indoor environment.
Light and adaptable, it is a preferred choice for attics, roofs and crawl spaces.
Open-cell foam seals out drafts, cutting the air infiltration that drives up energy bills.
It costs less than closed-cell foam, while the energy savings continue for years.
Homeowners often ask about the differences between open-cell and closed-cell foam. The choice usually comes down to your specific needs and budget:
| Open-cell foam | Closed-cell foam | |
|---|---|---|
| R-value per inch | About 3.5 to 3.7 | About 6 to 7 |
| Cost | More affordable | Higher up front |
| Air sealing | Excellent | Excellent |
| Structural support | None; stays soft and flexible | Adds strength to walls and roofs |
| Best for | Interior walls, attics and roofs | Foundations, exteriors and damp areas |
Open-cell spray foam is ideal for interior spaces where flexibility and cost savings matter most. We can help you decide which type works best for your Spokane property and your energy goals. Learn more about closed-cell insulation.
Contact Inland Northwest Spray Foam today to schedule your open-cell spray foam installation.
Open-cell insulation is particularly effective in attics and roof spaces, where it expands to cover joists, rafters and other hard-to-reach areas. It provides excellent thermal protection and a barrier against air leakage, keeping your home comfortable in every season.
In attics, open-cell foam helps manage temperature differences and reduces the strain on your HVAC system. See our attic insulation service for more.
The cost of open-cell insulation depends on the size and complexity of your project, but it is often more affordable than closed-cell foam. That makes it a popular choice for budget-conscious homeowners, and the long-term savings on energy bills make it a worthwhile investment.
In Spokane, where temperatures swing widely through the year, open-cell insulation offers a great balance of performance and cost. We offer competitive pricing without compromising on quality.
The R-value of open-cell spray foam is typically between 3.5 and 3.7 per inch, providing effective thermal resistance for Spokane’s climate.
Yes, open-cell spray foam is ideal for attics. It expands to fill cavities and provides a seamless air barrier that helps reduce energy loss.
Open-cell insulation is generally more affordable than closed-cell insulation. Costs vary with the size of the project, and the long-term energy savings make it a smart investment.
When properly installed, open-cell spray foam insulation can last for decades, providing reliable thermal protection and energy savings.
Yes. Its soft, open structure absorbs sound, which makes open-cell foam a good choice for interior walls and a quieter home.
Closed-cell foam has a higher R-value, resists moisture and adds structural strength, so it suits foundations, exterior surfaces and areas exposed to moisture. We’ll help you choose the right foam for each part of your project.
Request a quote for open-cell insulation in Spokane, WA, and surrounding areas. Contact Inland Northwest Spray Foam to schedule an appointment.