Quote:
Originally Posted by SDMCF
Is that normal in your area? It seems very deep to me. Folks in my area seem to think it is counter-productive to go too deep. I believe the thinking is that the ground temperature lower down won't "recharge" so well during the summer. Around here 1.5 to 2m is common.
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the frost line as required by MN state is 42 inches. last year we a lot of frozen waterlines that are down about 5 to 6 feet, so I think deeper is better