Recent content by pixielees

How do I know if it's an open vented system? I don't have a water tank or anything in the loft. It's a Vaillant 831 Combi Boiler installed.

I've decided to test if it's the pipework, starting with the en suite radiator. I have a small same sized radiator in the over stairs cupboard that I know works fine, so I'm going to try replacing the en suite radiator with that one. If it heats up, I'll know it's the radiator that was the...

Not sure if this makes things any clearer, but the positioning of the radiators. I haven't drawn all the downstairs rooms as all the radiators work apart from that single Living Room one. Red is working, Blue is not working.

Radiator positioning

Thanks for the help, guys. I do remember the chemicals being left in the system overnight and having to leave the heating on for a time then. The issue with the four radiators was mentioned when getting a quote, it seems like he thought it was the boiler and quoted as such (the boiler did...

The radiators were the same before the boiler change (we'd chalked it up to the boiler to the honest, boiler works fine now though). I can't remember exactly what flush, I do recall Magnaclean chem pack and a machine? Not 100% on duration as I was working at home so wasn't watching each step...

Thanks. He drained the radiators and the water was coming out clear after the flush. I think he tried a few other things in addition to those mentioned above, but I'm not particularly qualified. Would I start with the boards nearer the radiator, or any one radiator in particular? I wasn't sure...

We have recently had a new boiler fitted, new rad valves, system drained & a chemical power flush. There are a few radiators that do not warm up correctly or at all. The plumber also drained the radiators in question again and checked all valves, balanced system etc. He said the plastic pipes...