60 year old house with wood ceilings, lap board, but time has caused gaps between the boards. How can I seal between these boards and keep the natural finish? Gaps range between 1/16 and 3/8. Right now my heat is pouring into the attic.
60 year old house with wood ceilings, lap board, but time has caused gaps between the boards. How can I seal between these boards and keep the natural finish? Gaps range between 1/16 and 3/8. Right now my heat is pouring into the attic.