POTTERTON PROFILE 80 EL IVE BEEN TOLD THAT THESE ANT BAD BOILERS ONLY MODERN BOILERS ARE LIKE MODERN WASING MACINES AND LAST 6 7 YEARS ONLY I DONT TO SPEND 700 ON A NEW BOILER TO REPLACE IT IN SEVEN YEARES IVE GOT A POTTERTON NETAHEAT 10 16 30 YEARS OLD AND STILL GOING FINE BUT IVE JUST FITTED A...