Hi, Thanks for the reply.
The F&E tank is not very accesible as its positioned at the top of the boiler cupboard, so I could not check for slug.
When I removed the radiator I flushed it out, the water was black but not sludgy.
I recently bought the flat, which is about 9 years old and...
Hi,
I have a Powermax 140 installed in a flat. I removed a radiator whilst decorating and drained the system down at the same time, via the removed radiator. I refitted the radiator and filled the header tank. When bleeding the radiators I The noticed they seemed to fill very slowly (very...