Available at our Keene NH location
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Have an upcoming insulation project? Let Hamshaw Lumber's experts take care of your project with professionally installed spray foam, cellulose and fiberglass insulation. With the cost of energy rising, homeowners no longer want to make their house comfortable by simply turning up the thermostat - they want real, long-term solutions that will improve comfort, reduce heating and cooling bills, and improve indoor air quality.

Spray Foam

Spray Foam Insulation is the preferred method of insulating new and existing homes due to the increased emphasis on providing energy-efficient, comfortable homes. Spray foam excels at both saving on energy costs and reducing noise levels. It is the best solution to provide both an effective air seal and an effective insulation R-Value.


Whether you’re doing major renovations or looking for ways to make your home more efficient, healthy and comfortable, Rockwool will help you create a space that’s warmer, quieter and safer. Long-lasting, fire-resilient, insect & rodent resistant and excellent soundproofing are all features of Rockwool stone wool insulation.


Cellulose continues to be a popular choice for economical efficient insulation. The experts at Hamshaw Lumber can handle your blown-in Cellulose whether it be for walls or attics.


Fiberglass insulation by Knauf comes in various sizes to accommodate projects of any size. Hamshaw Lumber is the area's preferred source to get the job done correctly.

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Ready to make your purchase? Come in or call our store to ensure your desired items are available.