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curtice,ohio | did mine 4yrs ago. 2" pinkboard under the slab and 2 ft down the sides. sprayed 1" of closed cell on the vertical walls with 6" of fiberglass batting on top of that, r - 26 value. blew in 12" of of loose insulation for the ceiling , r -40 value. check with HAAS doors in Wauseon . they have a 3" thick overhead door rated at r-26 . makes for a quiet ,warm shop. bought the heating system at menards | |
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Installing floor heat
