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Do I Need to Remove Fiberglass Insulation Before Adding Blown-in Insulation?
Adding blown-in insulation to your attic space is a popular way to improve energy efficiency and reduce heating and cooling costs. But what if you already have fiberglass insulation? Do you need ...
Here’s Giverny Capital Asset Management’s Views on Installed Building Products (IBP)
Giverny Capital Asset Management, LLC, an investment management company, recently published its fourth-quarter 2024 investor letter. A copy of the letter can be downloaded here. The portfolio ...
What’s the Best Way to Insulate Basement Walls?
Rigid Foam Insulation: Rigid panels made of polystyrene or polyisocyanurate. These boards are great for basements because ...
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Do I Need to Remove Fiberglass Insulation Before Adding Blown-in Insulation?
Condition of Existing Insulation: If the fiberglass insulation is in good shape—dry, fluffy, and evenly distributed—it may not need to be removed; however, attic insulation that's compressed ...