TRAINING BASIC TREATMENT SYSTEM REFRIGERATION HEATING VENTILATING AND AIR CONDITIONING TRAINING BASIC TREATMENT SYSTEM RHVAC TRAINING TREATMENT SYSTEM RHVAC INTRODUCTION RHVAC stands for Refrigeration, Heating, Ventilation and Air Conditioning. Today’s RHVAC keep us warm in winter and cool in summer. RHVAC is particularly important in the design of medium to large industrial and office buildings, …