Audits & planning
Home Energy Audit: What It Includes, Cost and How to Get One
What a home energy audit includes, what it costs, how to find a BPI or RESNET certified pro, free utility audits, and a DIY checklist you can do today.
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Guides tagged “insulation”
3 Home Energy Guide Hub guides about insulation, with sources and dates.
Insulation & air sealing
Air Sealing Your Home: Find Leaks, Seal Them and Stay Safe
Where homes leak air, how to find leaks, what a blower door test shows, DIY caulk and weatherstripping, attic bypasses, and combustion safety.
Insulation & air sealing
Attic Insulation Guide: How Much R-Value You Need and What It Costs
How much attic insulation you need by climate zone, how to check what you have, which material to choose, DIY vs pro, and why to air seal first.