Denis it is actually called Backer Rod and it is use to fill large gaps and opening to prevent drafts. I think it is put in gaps before they are caulked. It comes in 3/8, 1/2 and 5/8 I think inch.I think it was near the sheet rock.
Denis it is actually called Backer Rod and it is use to fill large gaps and opening to prevent drafts. I think it is put in gaps before they are caulked. It comes in 3/8, 1/2 and 5/8 I think inch.I think it was near the sheet rock.