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Unique-Public-8594 t1_iw2s88w wrote

My understanding is it’s worth it with a new build. If changing systems, sadly, no.

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InformationHorder t1_iw3lo3p wrote

As with everything in life: "it depends"

Existing duct work thats not too old? Could be as simple as a clean out.

Horizontal vs vertical ground loop? If vertical, how deep is the bedrock?

2