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Net Zero Home

DIY 6.5 kWatt Solar Array: Completion Overview

2025-02-072025-02-07 by Eric Elfner

After years in the works, my Solar Array got the final “Permission to Operate” from Duke Energy to go online on November 18th, 2024. This is a brief overview of my DIY residential solar project in Deer Park, OH (Cincinnati area). This solar installation was a complete DIY project. I planned, designed, purchased, and installed … Read more

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“Net-Zero Energy” Home: Accelerated Implementation

2025-02-102025-01-25 by Eric Elfner

In late December 2025, my natural gas HVAC system gave up with a cracked heat exchanger. The replacement of this unit had been on my radar for years in my transition away from fossil fuels and was the final puzzle piece in my journey to a net-zero energy home. Previous work included replacing my gas … Read more

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Net Zero: Solar Panel Decision Time

2024-07-102024-07-09 by Eric Elfner

Note: Updated to new design! See at bottom of this page. I put solar panels on my house today… at least in a design mockup. This is an email I was writing to my family and friends and then realized I had wasted spent so much time on it, perhaps I should make a blog … Read more

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