In article , Imm wrote:
Yes, two valves, each costing 30 quid,

Or £40 or £50.

And £10-12 to fix if it's just the motor - which IME it usually is.

--
Tony Bryer SDA UK 'Software to build on' http://www.sda.co.uk
Free SEDBUK boiler database browser http://www.sda.co.uk/qsedbuk.htm