​what Can Sub Flooring Air Flow System Do For You? Removing Sub Floor Advice While overhead methods typically use ducts to distribute the air, UFAD techniques use the underfloor plenum fashioned by installation of a raised floor. The plenum generally sits zero.3 and zero.forty six metres above the structural http://brisbanebuildingpestinspe21199.full-design.com/An-Essential-Overview-For-Essential-Details-For-Sub-Floor-Ventilation-Fans-38154223