Curtis Oil-Propane

We are a passionate team of aviation enthusiasts - from pilots and mechanics, to engineers and accountants. Our individual backgrounds are unique but we share a singular mission: To deliver an aviation experience that is the pinnacle of innovation, quality and safety to our customers.

Johnstone Supply Duluth is a leading HVAC/R Wholesale Distributor with local warehouses and inventory so you can get what you need the same or next day. With HVACR equipment, parts, and supplies you need --in stock with the best availability and delivery in the industry.