https://www.repairmywindowsanddoors.co.uk/wellingborough-guttering-and-downpipes-near-me/ Cast Iron Downpipe Repair It is crucial to address the issue with cast iron pipes as soon as you notice it, since leaks, sewage backups and foul odors can cause costly property damage. It can also affect the quality of your water supply and can lead to health issues. Start by inspecting and cleaning your pipes thoroughly using a wire bristle or sandpaper. A rougher surface on the pipe slightly promotes better bonding for patching materials. Leaks If left untreated, a leaky cast iron drain pipe can cause structural damage that is costly. A qualified plumber can identify a leak and recommend the best course of action to correct it, ensuring that the cast iron pipes are shielded from further water damage. Leaks in downpipes made of cast iron can be caused by cracking, splitting or expanding, as well as due to the accumulation of dirt or rust over the course of time. The pipes can be affected by extreme cold or heat, which can cause them to expand and crack as the material contracts and expands. In some cases, corrosion can be so severe that it's impossible to repair. The pipe may need to be replaced. In addition to causing flooding, a leaking cast iron downpipe could cause damage to the surrounding structures and property. For instance, if the cast iron sewer pipe is located underneath the foundation of your home, it can cause the foundation to sink or shift, which may cause cracked or damaged walls and floors. It can also impact the plumbing system, resulting slower draining bathtubs or sinks as well as toilet backups. A sour or sewer odor could mean that the cast-iron pipes are deteriorating and require professional repair. In some instances, odors could be concentrated around the damaged part of the pipe. If you smell sewer odors, it's important to call a plumber immediately. One of the most common signs that a cast iron pipe requires repair is a slow draining bathtub or sink.