Not known Factual Statements About hvac system in pharmaceutical industry
GRD means Grille, Register and Diffuser. GRD implies a ingredient is both a grille, a register or even a diffuser. It is a generic time period employed to explain just about anything that’s source/return and exhaust/consumption air.Contrarily, non-DX or indirect expansion refers to machines like chillers which use chilled h2o as the medium of war