Laserfiche WebLink
Vapor retarders limit the amount of moisture vapor that passes through a material or wall <br />assembly. <br />VENTILATION. The natural or mechanical process of supplying conditioned or unconditioned <br />air to, or removing such air from, any space. <br />VENTILATION A[R. That portion of supply air that comes from outside (outdoors) plus any <br />recirculated air that has been treated to maintain the desired quality of air within a designated <br />space. <br />ZONE. A space or group of spaces within a building with heating or cooling requirements that <br />are sufficiently similar so that desired conditions can be maintained throughout using a single <br />controlling device <br />