Does the roller cone bit need frequent maintenance?

The roller cone bit system has the same life and no maintenance and maintenance as the building. It is also incomparable to other traditional heating systems, except for man-made damage, such as screws and other nails into the floor, marble tiles, etc., which cause the heating material to break and break. , affecting indoor heating effect.

The roller cone bit system is generally guaranteed for ten years and has a service life of more than 50 years. Only the thermostat is the only one that is prone to failure in the roller cone bit system. The roller cone bit product itself is essentially maintenance free.