Rocks dug up during construction were saved and incorporated into the poured-concrete floors and walls. Hydronic heating coils in the floor are augmented by a wood stove during the damp winters.  Search “강동오피⊆bam7쫌넷⊇\오피사이트ㅞ강동오피ꉥ밤달〕강동밤문화ᘰ강동오피ᖬꅡ” from Diamond in the Rough (and Ready)

Search “강동오피⊆bam7쫌넷⊇\오피사이트ㅞ강동오피ꉥ밤달〕강동밤문화ᘰ강동오피ᖬꅡ”

Rocks dug up during construction were saved and incorporated into the poured-concrete floors and walls. Hydronic heating coils in the floor are augmented by a wood stove during the damp winters.