Joshua Houston, Boiler Expert at GreenMatch has revealed five signs that your boiler requires expensive repairs.

The burner is monitored with a standard flame sensor. When the fire is up the pellets feed in until the boiler gets up to temp. Then the system enters a standby mode where it feeds in just enough ...

Ensuring your boiler is operating at peak efficiency ... or heating – something that could either be due to a faulty flame sensor or a blocked jet. The role of the flame sensor is to cut off ...