The 2-Minute Rule for hvac system design
GRD stands for Grille, Register and Diffuser. GRD signifies a element is either a grille, a sign-up or even a diffuser. It's a generic time period utilized to explain anything that’s offer/return and exhaust/intake air.HRV means Heat Get better Ventilator. HRV can be a heat recovery equipment that often transfer the heat within the incoming outsi