Annual furnace/boiler maintenance is mandatory for ensuring its optimal working condition.
Why?
A poorly maintained and/or inefficient furnace/boiler could be costing you huge amounts of money and could prove to be a safety risk.
How?
It's highly recommended that annual service be completed by a certified HVAC or other heating specialist. Some of the main things they should do in this annual service include but are not limited to the following: 1- Replacing the air filter (furnace only) 2- Cleaning burners 3- Clearing vent lines 4- Checking for any small leaks 5- Cleaning its exterior 6- Monitoring its efficiency and performance