this post was submitted on 09 Aug 2023
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They are bigger than I was able to capture on camera beauty of water heater being in the way.

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[–] [email protected] 1 points 1 year ago

I'd use some expanding foam if you could feel the air from the other side or see through it. You could also fill that area with silicone (which could also be used to help hold the flanged cover too.