Rostra Vernatherm designs and manufactures thermally activated technology that responds to temperature with a prescribed and engineered reaction. Through the Vernatherm™ division;Rostra designs and manufactures linear thermal actuators known to some as "Wax Motors" and incorporates them into valves that automatically adjust flow based on temperature. Through the Bilbee Controls™ division;Rostra designs and manufactures conduction based thermostats that mechanically make or break an electrical circuit base upon a set temperature. Fixed setting, and Adjustable thermostats are the primary products for the Bilbee Controls™ line. Through the Ulanet™ division;Rostra designs and manufactures heating elements, and heater controls. Ulanet™ products include over the side tank heaters, laboratory steralization heaters, screw plug immersion heaters, and custom heating elements made to any shape. Ulanet™ products also include thermostats which control some of the heater products offered. Visit our three divisions websites: www.Vernatherm.com www.BilbeeControls.com www.Ulanet.com