Professional Heating & Cooling Services

Aldag Honold is a leader in commercial, industrial, mechanical systems. We offer complete design and build capabilities for custom piping, heating, air conditioning, and metal fabrication. We also provide residential services in boilers and plumbing.

"Air Tech Heating, Inc. is a Bryant Factory Authorized Dealer proudly serving the Greater Fond du Lac and Winnabago area since 1997. We are a leading heating, cooling, and air ventilation company offering a full line of services including installations, repairs, and maintenance of home comfort systems. With us, you can expect value and comfort with every appointment whether we’re performing furnace maintenance or installing a new boiler or air conditioner. We are available for residential and light commercial service Monday through Friday and after hours with 24-hour emergency service for when you need us the most. We do whatever it takes to maintain our customers’ home comfort. Call 920-924-6742"