TP Total pressure, the measure of the energy content of the airstream. It is the sum of static pressure(SP) and velocity pressure (VP). TS Tip speed, the speed of the fan blade tip. VP Velocity pressure, the measure of the energy content of the airstream.
HVCRE is defined to include credit facility that, prior to conversion to permanent financing, finances or has financed the acquisition, development, or construction (ADC) of real property, unless the facility finances: One- to four-family residential properties;
uPVC is the acronym for the chemical formula unplasticised Poly Vinyl Chloride. In the United States it is often referred to simply as 'vinyl' or 'rigid vinyl'. uPVC is a plastic.