Code and Compliance
HUD Compliant Foundations Explained: Terms, and What They Mean in Duluth
What HUD, the HUD Code, a permanent foundation and HUD-7584 mean, then the Minnesota frost depth numbers that decide how deep you dig in Duluth.
From the yard and the job site
Notes on foam, slabs and code
What we learn supplying this material, and what changes in the codes that govern it. Written for the people who have to install it.
Code and Compliance
Frost Protected Shallow Foundations: What the Code Requires in Duluth
Section R403.3, the air freezing index, and the Table R403.3(1) row that applies at Duluth's design index of 3,000 degree days.
Code and Compliance
Minnesota Insulation Rebates and Energy Savings: What You Can Claim Right Now
The federal 25C credit ended 31 December 2025 and Minnesota's rebates have not launched. What is still available in Duluth today, with a savings calculator.
Code and Compliance
What a Home Energy Audit Finds in a Duluth House
What a blower door and infrared scan measure, what 3.0 ACH50 means under Minnesota code, and why Duluth sits in a different climate zone than the…
Foundation Basics
How to Insulate Over a Damp Slab Without Wrecking the New Floor
Cupping boards and mould on the trim are not a flooring problem. How to seal and insulate an old damp slab during a renovation, and the…
Foundation Basics
Stem Wall or Monolithic Slab: What Is the Difference
Two foundations get talked about as if they are the same thing. The difference is how many times you pour, and it changes the whole assembly.
Uncategorized
Continuous Exterior Insulation in Minnesota and Wisconsin: More Than an R-Value
Where the insulation sits can matter as much as how much of it there is. How exterior board keeps Duluth sheathing warm enough to stay dry.
Material Science
Styrofoam vs Eco Foam: what the word means and what the moisture data really says
Styrofoam is a DuPont trademark for XPS, not the white bead board most people mean. Here is the cell structure, the absorption data, and the long-term…
From the Field
The morning of a pour
Ask a concrete contractor what keeps them up at night and you will not hear about R-values. Eco Foam Solutions on the four hours that decide…
Who builds with us
Pick your material, pick your delivery date
Order online or text your reorder. We schedule the drop and it lands on site when your crew needs it.