About Maid O' Mist

Reliability and Performance Since 1932

Since 1932, Maid-O’-Mist® has been manufacturing the most complete line of air elimination valves in the industry. We offer fifteen models of air elimination valves, twenty models of steam valves and seven models of vertical/horizontal float operated water level controls to meet your hydronic, steam, solar and water application needs.

Maid-O’-Mist® has world-wide distribution with stocking representatives in the United States and Canada. All models are in stock ready for same day/next day shipment. We are able to cross reference most competitors part numbers to guide you to a Maid-O’-Mist® product. All application and technical information is readily available to help you decide on what product best suits your needs.