Used Johnson Heating to replace our water heater with a boiler. They were professional and did a…read moregreat job with the installation at a competitive price. There was one minor issue after the install that wasn't their fault but they had it fixed anyway. It would have been totally fair to not correct it but they went above and beyond to make take care of the customer.

Been waiting for service seen B4 Thanksgiving, and still waiting? No calls on why. N when call they…read morelaugh

These guys reversed the intake and exhaust on our furnace when they hooked up our AC. They pulled…read moreoff the exhaust to run their lines, leaving the furnace exhaust blowing into the basement for years until it was found and fixed by another company. They then claimed they didn't do it. Look elsewhere.

From the owner: Mechanical Air Systems Company Provides AC Contractors, HVAC Contractors, Heating Contractors, HVAC…read moreInstallations, HVAC Maintenance, Mechanical Air Systems, Orbital Welding Technology, Piping, Plumbing, Sheetmetal Fabrication, Duct Cleaning and Video Inspection Services to the Mason City, IA Area.

Great local business with very quick service and fair priced. I will call them for any future needs.read more

Do NOT use Daley's Plumbing. Expect to be seriously overcharged for poor quality shabby work. They…read morewill not respond back and will drop you if they feel they aren't making a whole lot of money from you. Say something to them and they won't show up. Can not trust anything they say. The wife runs the office and has a horrible habit of not answering calls, does not respond back but is great at overcharging you to pay for the brand new cars and expensive vacations. Will never use them again for absolutely anything!!