- mullion heater
- Electrical heating element mounted in the mullion. Used to keep mullion from sweating or frosting.
Dictionary of automotive terms. 2015.
Dictionary of automotive terms. 2015.
building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium