plotselinge haaruitval


Available in select areas of Below is a detailed

Available in select areas of. Below is a detailed list of the services we offer when installing, repairing and maintaining your boiler system. When burning elfo you can also use other manufacturers’ burners equipped with an air flap valve operated electrically or hydraulically (e.g by an electric actuator) which is closed when the electric burner is off (the reason is that “false air” must not be drawn into the combustion process during wood burning operation) these burners must be approved for operation.

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