Cast iron downpipe repair at the Old Post Office
We had a guest (family) visit during the last weekend. I was outside the house while the guest was using the bathroom. I noticed the downpipe from the bathroom was badly leaking with draining bathwater gushing out against the brickwork of the house. It was obvious that the cast iron pipe had fractured clear through its circumference at about 2.5 metres above the ground and had become slightly displaced allowing water to gush out. Once the water stopped flowing I decided to investigate and got the ladder out to get close to the damage. On closer inspection I was able to ascertain that some mastic coated aluminium tape had come free from the back of the cast iron pipe. This tape had been painted over at least twice in different coloured paint, so the "repairs" were probably at least 15 years old by previous owners of the building. This had now failed. The pipe is probably of Georgian, or possibly Victorian, vintage. I measured the external pipe diameter with a caliper an...