Hitz Halter

Proven and Enduring Below Grade Insulation.

Hitz Halter below grade EPS foam insulation is stronger and lasts longer.

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A Better Insulation Solution

Don't Let Your Home's Comfort and Energy Efficiency Be Compromised

If you're looking for the best insulation for your home or business, look no further than Hitz Halter. Our insulation is made from 100% virgin materials and is designed to provide superior comfort and energy efficiency. Plus, our insulation is easy to install and comes with a 100% satisfaction guarantee. Don't let your home's comfort and energy efficiency be compromised - choose Hitz Halter today!

Energy Efficient

25% of a building's heat is lost through the slab. Hitz Halter's EPS foam is efficient at retaining more heat for years to come.

Termite Resistant

Preventol® termiticide prevents termite and ant tunneling.


Hitz Halter's poly film on both sides is 3x stronger than our competitors. The poly film acts as the vapor barrier, which takes away the need to install a separate vapor barrier.


Contains only virgin material for the highest quality product. Tested in real life situations. Will not compress or waterlog.

Easy Installation

Easy PEX and rebar installation, 6" grid is printed on film on one side. Easily taped together. 4' x 24' fan folded product for one-man installation.

Shipping Storage

Easy shipping in 4' x 4' x 8' skids shrink wrapped with runners.

Hitz Halter Stats

Numbers Don't Lie

Radiant floor heat is 33% more efficient than conventional hot air.
More Efficient 33%
Up to 40% stronger than other flooring insulation, giving you more stability and performance.
Stronger 40%
​​After 15 years, our boards keep 94% of their R-Value, while our competitors only withhold 52% of their R-Value
R-Value after 15 years 94%

A family of brands

Hitz Halter is part of the Hershey's family of brands - a small, family-owned and operated business. We are located in Mattoon, Illinois.

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Our Partners

Get The Best

We are committed to providing the best products and services to our customers. We are selective in our partners to ensure that our customers receive the best possible value.

Malco Tools

Our Malco tools are designed to make your PEX tubing installation easier and more efficient. We offer PEX to foam board staples and staplers.

Embassy Industries

Our PEX tubing is made from high-quality materials to withstand the rigors of everyday use. Hitz Halter insulation and Embassy Industries PEX make the perfect combination for your in floor heating project.


Nudura Insulated Concrete Forms (ICFs) are a great alternative to traditional building methods and materials. With your project dimensions and application, we can give you a quote.

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    The Best Below Grade Insulation