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Our Blog

Cavity Wall Insulation: The Basics

Does your home have cavity walls and should they be insulated? Cavity walls are two walls/materials separated by a hollow space (cavity). The materials are often masonry such as brick or concrete block. Your home may need cavity wall insulation …

Do I Have Enough Wall Insulation?

As one of the most significant sources of energy loss, the attic is important when it comes to insulation (and we’ve written a lot about attic insulation on our blog!) but the walls are also important. Do your walls have …

Insulation K-Value, C-Value & U-Value

On our blog, we’ve written about the R-value of insulation, which is essentially how effective an insulation material is. But did you know there is more than just R-value? Related terms are K-value, C-value and U-value. We know, there are …

Where should you insulate in your home? Check out our interactive infographic:

Products We Install
Energy Audits

Our team can help you save money with a home energy audit and air sealing services.


Our insulation team installs batt and blown-in fiberglass insulation.


Environmentally friendly and effective, cellulose works well in homes and buildings.

Spray Foam

Gold Star Insulation is a leading installer of spray foam insulation in the Sacramento area.

Radiant Barrier

An attic radiant barrier can help keep your home cooler and more comfortable.

Insulation Removal

Gold Star Insulation provides home insulation removal services.

Air Sealing

We are committed to saving you money by sealing your attic—which is the main source of air leaks in the home.

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