Q: I have a 1995 Ford Windstar, 3.8-liter engine, with 99,500 miles. Now that the weather is turning colder, I’ve noticed my defroster isn’t working. The blower works, but the air comes out through ...

The motorized damper (TMD520) is designed to introduce fresh air into the building envelope through an intake damper that is controlled by the microprocessor-based ventilation control interface. The ...

Pneumatic furnace damper drives may be more common, but electro-hydraulic actuators provide several advantages to the more traditional control scheme. One fossil-fired plant in Taiwan achieved more ...

THIS column provides information about the use of outdoor air dampers in hot and humid climates and during hot and humid seasons in temperate climates in commercial buildings. Terms used in this ...

Wingman, the new air flow control product from Airman Inc., has demonstrated a more than 9% increase in a miles-per-gallon live test, the company says. The "mini-skirt" was installed on a Class 8 ...

Airman Inc. has a new air flow control product, Wingman, which has demonstrated a more than 9 percent increase in a miles-per-gallon live test when installed on a Class 8 trailer loaded to 79,800 ...