Hello richard! sorry we didn’t see this comment in our blog folder until now did john come by and help you already? if not, please feel free to call () - and we’ll be glad to help you out! Sheppard ave west, unit #. Let us service your heating system, deliver your fuel and keep your water flowing! The cost of this could be based on the time the engineer takes to repair your broken boiler in this case an engineer will usually estimate the time that will be.