Thanks for all the replies!
Looks like it might have to be a Vaillant. The guy who installed my in laws boiler said that he preferred the Vaillant over the worcester Bosch as it had a stainless steel heat exchanger. Unfortunately he's just retired.
One more thing. Our system is about 8...
Hi all,
I'm looking to pick the brains of the gas fitters on the forum re a new boiler.
My current set up is an Ariston system boiler with a hot water storage tank. This was installed in my garage when we bought our house about 8 years ago. Unfortunately I knew less than nothing about...