Welcome to Home Energy Decisions

Cut bills. Stay comfortable. Know what to do first.

Use the HEO Hub to explore tools, calculators, and guides that help you decide which upgrades actually make sense for your home.

What you get in 10 minutes

1A clear answer on your biggest pain point—bills or comfort
2A short list of upgrades ranked by payback in your climate
3Real numbers—not guesses—for your specific situation

Latest guides

Fresh reads to help you decide

Start with the newest, most practical posts—then use a tool to run numbers for your home.

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Minimal illustration of a home battery next to a breaker panel and a simple checklist icon, in a clean teal and orange style with no text.

Tesla Powerwall 3 Installed Cost: Hardware, Labor, Permits, and Sizing for Your Home

A homeowner-first way to understand what “installed” includes for Powerwall 3, what drives cost, and how to size for your real backup goals.

Illustration of an air duct with dust particles next to a shield icon and a simple scam warning triangle, without any text.

Cost for Air Duct Cleaning: When It’s Worth It, Scam Red Flags, and Better Alternatives

Duct cleaning can be useful in a few specific cases—and a waste in many others. Here’s how to decide, what a legitimate scope looks like, and how to avoid upsells.

Illustration of an attic cross-section with insulation material and a small checklist icon showing prep tasks like air sealing and ventilation baffles, without text.

Cost of Insulation in an Attic: What a Good Quote Includes (and What Often Gets Missed)

Attic insulation cost depends less on the bag price and more on prep: air sealing, access, ventilation details, and cleanup. Here’s what to expect in a good quote.

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Not sure where to start?

Our blog breaks down energy decisions in plain language—no engineering degree required. Start with the basics, then go deeper when you're ready.