Lead Wool, a form of caulking lead, is long, fine strands of chemical grade lead which is twisted into 5/8” rope for use in various applications and is available in 50 kgs bags.
The lead wool is used to seal flanged connections, cast iron, cement and earthenware pipes, and apertures of walls and ceilings. It is ideal for filling openings where sheet, plate, or brick are not suitable and is positively the best way to fill crevices.It is more convenient to use lead