Last one to post in this thread wins!

Frodee said

Going to be 10 below F here in a few days and hopping for some snow to insulate the ground and around my mobile home.

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My house is slab on grade. With a crawl space high enough to roll around on an office chair. Before I back filled I put 4” of styrofoam SM 4’ from top of slab all around the house.
Then backfilled on top. House hasn’t moved yet. Touch wood.