
| AIR Air | CWS Cold Water Supply | HTG heating |
| CHW Chilled Water | CWR Cold Water Return | HW Hot Water |
| CHWS Chilled Water Supply | DCW Domestic Cold Water | HWS Hot Water Supply |
| CHWR Chilled Water Return | DHW Domestic Cold Water | HWR Hot Water Return |
| COND Condesate | FP Fire Protection | PLBG Pllumbing |
| CW Cold Water | GAS Gas | STM Steam |