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>Great Places to Start
Step 1
Make your home more energy efficient
AltE Articles
Step 2
Assess your renewable energy options
Renewable Energy Basics Videos
Step 3
Choose and design
Check out our Design page - full of calculators, sizing information, and information about components you'll need.
Check out our Forums - and post your design questions and challenges and get great answers from our renewable energy folks.
Consider one of our classes in Hudson, Massachusetts or Columbus, Ohio - especially if you're looking to install the system yourself and you'd like hands-on training.
Help and Support
- Rebates & Tax Credits - Cut the cost of your system up to 50%!
- Frequently Asked Questions
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- Read the latest product reviews
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- See what people have to say about us
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Customer testimonials
“I have ordered from your company before and have always received excellent service. Thank you so much! I'll be back again.”
Robert - Joshua Tree, CA
“I ordered and promptly received my panel. I'll definitely order from your store again.”
Andrea - St. Augustine, FL