Explain the difference between two position and modulating damper control
What will be an ideal response?
Two position dampers are either open or closed, modulating damper control can position the dampers anywhere between open and closed.
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. Masonry vertical support structures spaced along a masonry wall are referred to as _____.
a. beams b. pilasters c. spandrels d. buttresses
Dealing professionally with all callers requires the ability to talk incessantly with a voice that may convey irritation
Indicate whether the statement is true or false
List three types of takeoff fittings available for sheet metal duct
What will be an ideal response?
The ____ has created second-party certification programs, Green Label and Green Label Plus, that provide guidelines for VOC content and off gassing of carpet and pad.
A. Carpet Manufacturing Association B. Association for Carpet and Rug Manufacturers C. National Flooring Institute D. Carpet and Rug Institute