Recent content by dynarama

Thanks both of you for your responses. Looks like a long road ahead...

It's a 4 year old Baxi Combi 80e. Presumably there could be an issue of condensed water running back along the pipe and into the boiler?

I have a combi boiler with a flue that comes out the top, has a 90 degree turn and then a 5 metre horizontal pipe to the outside wall. This horizontal section seems to be angle slightly upwards from the boiler end to the wall end - e.g. if you put a marble into the flue at the wall end, I...