Make Your Window Air Conditioner Way More Efficient for Under $20 (www.youtube.com)

submitted 3 weeks ago by ProdigalFrog@slrpnk.net to c/diy@slrpnk.net

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[-] walden@sub.wetshaving.social 8 points 3 weeks ago

Just to clarify, he uses expanding foam which is much more manageable than spray foam.

[-] Fermion@feddit.nl 6 points 3 weeks ago

You're right those are not synonymous terms. I was sloppy with my word choice.

[-] walden@sub.wetshaving.social 2 points 3 weeks ago

And for the record I have no idea what I'm talking about, but I pictured the stuff that guys in protective suits spray between wall studs, and wanted to make sure you knew that's not what they used!

this post was submitted on 06 Jul 2025

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