Do you need work done on your furnace? Regardless of what you need – we are here to help. Why trust us though? Well, Marr’s Heating & Air Conditioning has been in the industry for 55+ years now and we want to earn your trust by providing you with an exceptional experience. We carry top rated HVAC equipment, and we stock our service trucks with the highest quality parts available. At Marr’s Heating & Air Conditioning we provide every kind of furnace service you could possibly need, including the following.