Ok thanks. I hate asking this question because obviously it can vary but is there a price I should NOT be paying for such a job? Or does it all depend on call out fee?
When I have the heating on the pressure rises quite high (up to as much as two, sometimes more time dependent)
But as soon as I turn the heating off this will slowly decrease, and if I allow more pressure into the system, it will slowly decrease too.
No water coming out from the copper...
Just switched the central heating on in my house and my boiler made a hissing noise for around 2-4 seconds, its a Remeha Avanta Plus and I've noticed in recent weeks that its not keeping its pressure, I can refill it fine but it will then drop back down, sometimes within hours. It's due a...