Contact Call Us : (785) 288-0330 Our Location 1913 Iowa St Hiawatha, KS 66434 Business Hours: Mon-Fri 8:00am-5:00pm Get in Touch! We encourage you to contact Koehn Cooling to get the most efficient HVAC contractor, air conditioning contractor, and furnace installation service in the Hiawatha, KS region. Your Name (required) Your Email (required) Subject Your Message Please leave this field empty.