The Definitive Guide to hvac system design
GRD stands for Grille, Sign-up and Diffuser. GRD implies a element is either a grille, a register or maybe a diffuser. It is a generic phrase applied to describe everything that’s source/return and exhaust/ingestion air.AHU stands for Air Managing Device. AHU is a big-ability, customizable air conditioner that crafted from an air filter, a coolin