The Insulation Blog
Notes on Attics, Air Leaks & Comfort
Straight-talk guides from the crew — R-value without the sales pitch, the sealing-first rule, and how to read your own house.
R-Value, Explained: How Much Attic Insulation Does a Maryland Home Actually Need?The number on the bag is only the beginning. What R-value means, why the guidance for our climate zone is higher than most homes were built with, and why a thin spot undoes a thick average.Read →
Insulate First or Air Seal First? Why the Order Matters More Than the MaterialTwo jobs, one correct order. The stack effect, the dust-streak fingerprints that reveal your leaks, and why every Eagle insulation job starts with a foam gun, not a blower.Read →
Blown-In vs. Batt Insulation: Which Belongs in Your Attic?The right answer depends on your attic's shape, not on which material has the better brochure. Here's how we decide, home by home.Read →
7 Signs Your Home Is Telling You It Needs InsulationHomes rarely hide an insulation problem — they announce it in comfort complaints. Seven symptoms, what causes each, and which one should send you to the phone first.Read →
Ice Dams in Maryland: Your Attic Is the Cause — and the CureRoofers get the call, but the cause lives below the roof deck. How an ice dam is really born, what it does to your home, and the attic work that ends the cycle.Read →
Spray Foam Insulation: Where It's Worth Every Penny — and Where It Isn'tFoam is the most capable insulation we install and the most oversold. A straight account of its strengths, its limits, and how we decide where it belongs in a home.Read →