This clever system taps basement temps to cool your home, and now it can heat, too
Summary
<div class="feat-image"><img src="https://electrek.co/wp-content/uploads/sites/3/2025/10/cool-down-house-01.jpg?quality=82&strip=all&w=1600" /></div><p>New York-based Cool Down makes a <a href="https://www.getcooldown.com/" rel="noreferrer noopener" target="_blank">thermal transfer system that moves naturally cool air from your basement into your living space</a> while sending excess heat back down below to cool homes more efficiently. By dispersing that heat into the ground, Cool Down helps keep homes comfortable during hot summer months and cuts electricity bills in the process.</p> <a class="more-link" href="https://electrek.co/2025/10/08/clever-system-taps-basement-temps-to-cool-your-home-and-now-it-can-heat/#more-437968">more…</a>
<div class="feat-image"><img src="https://electrek.co/wp-content/uploads/sites/3/2025/10/cool-down-house-01.jpg?quality=82&strip=all&w=1600" /></div><p>New York-based Cool Down makes a <a href="https://www.getcooldown.com/" rel="noreferrer noopener" target="_blank">thermal transfer system that moves naturally cool air from your basement into your living space</a> while sending excess heat back down below to cool homes more efficiently. By dispersing that heat into the ground, Cool Down helps keep homes comfortable during hot summer months and cuts electricity bills in the process.</p>
<a class="more-link" href="https://electrek.co/2025/10/08/clever-system-taps-basement-temps-to-cool-your-home-and-now-it-can-heat/#more-437968">more…</a>