Flameangel1
I agree with you! proberbly better than most boilers of today. Mine is still running after I installed it in 1973. The cental heating I installed with microbore. The manufacturer did recommend a 3/4" by-pass between the flow and return as the pipe work shown in their installation...
I installed the boiler in August 1973. It has been working with 2 repairs up until 12th Dec. when the ignition board has stopped sending a spark to the plug. I am now trying to find out if it can be repaired.I change the heater exchanger about 20 years ago the then latest. Discs instead of ball...