We make home improvement projects simple at A-OK Service. Whether you need plumbing, HVAC, or electrical services, we provide it all to the residents of Fairmont, MN, and the surrounding areas.
Established in 1994, our company is fully insured, licensed, and bonded, ensuring all our customers in Martin County are protected from liability claims. Furthermore, you can rest assured that our technicians have 15+ years experience and are trustworthy and reliable.

Day Plumbing, Heating & Cooling is family-owned and dedicated to helping homeowners enjoy safe, comfortable homes.  We offer the highest quality service, products, and care for both residential and commercial clients in the greater Fairmont area.  Our experienced factory-trained professionals can help you with all your Plumbing, Heating and Cooling needs, Kitchen and Bathroom Remodeling, and New Construction. With thousands of happy customers, we know our success depends on you and we appreciate your business!