https://www.repairmywindowsanddoors.co.uk/rochdale-guttering-and-downpipes-near-me/ Repairing Leaks From Cast Iron Downpipe Joints Leaks from downpipe joints made of cast iron can be a serious issue. They can lead to water damage and promote the growth of mould and mildew. Fortunately they can be fixed. You'll first need to use a wirebrush to remove any rust or paint from the pipes. After the pipes have been cleaned, it is time to determine the extent and nature of damage. Caulking Caulking isn't a permanent solution, but it can be used to prevent further destruction and help keep rainwater flowing. It is available at most hardware and home improvement stores. It is used to seal gas in bricks, stones, and metals, repair fissures and foundations and prevent leaks around windows and doors. If you are using caulking, make sure to get rid of any paint or rust from the area prior to applying the new sealant. You can make use of scrapers or wire brushes to do this but be careful not to scratch or cut the pipe itself. Wear gloves when working with caulking since the chemical compound can cause irritation to skin. To prepare the area to be cleaned, employ a wire scraper or wire brush to clean any rust and debris from the pipe joint. Masking tape should be placed on either on either side of the joint to ensure clean lines to be applied when caulking. The tip of the caulk tube should be cut at 45 degree angles. Then you can fill the caulk gun up with a small amount of the compound. Apply it to the joints and gaps that you want to repair. It is important to use a caulking tool with consistent speed and pressure in order to apply a smooth, even bead. At minimum six hours after applying the caulking prior to applying the downpipe. This allows the compound to completely dry and provide a a strong, lasting seal. While many people can do some work themselves to maintain their gutters and downpipes to leave major repairs to experts who can give you the most efficient results. This i