LEGEND 110° HOT WATER RETURN 110° HOT WATER SUPPLY 140° HOT WATER RETURN 140° HOT WATER SUPPLY ACID ACID VENT ACID WASTE AIR AMMONIA ARGON ASBESTOS FREE BOILER BLOW DOWN BOILER FEED WATER CARBON DIOXIDE CHILLED WATER CHILLED WATER RETURN CHILLED WATER SUPPLY CHLORINE CIRCULATING WATER CITY WATER COLD WATER COLD WATER RETURN COLD WATER SUPPLY COMPRESSED AIR CONDENSATE CONDENSATE DRAIN CONDENSATE RETURN CONDENSER WATER CONDENSER WATER RETURN CONDENSER WATER SUPPLY COOLING WATER COOLING WATER RETURN COOLING WATER SUPPLY DEIONIZED WATER DISTILLED WATER DOMESTIC COLD WATER DOMESTIC COLD WATER RETURN DOMESTIC COLD WATER SUPPLY DOMESTIC HOT WATER DOMESTIC HOT WATER RECIRC DOMESTIC HOT WATER RETURN DOMESTIC HOT WATER SUPPLY DOMESTIC WATER DRAIN DUAL TEMP RETURN DUAL TEMP SUPPLY FILTERED WATER FIRE DAMPER FIRE PROTECTION FIRE PROTECTION WATER FIRE SPRINKLER WATER FUEL OIL FUEL OIL RETURN FUEL OIL SUPPLY GAS GLYCOL GLYCOL RETURN GLYCOL SUPPLY HEAT PUMP RETURN HEAT PUMP SUPPLY HEATING HOT WATER RETURN HEATING HOT WATER SUPPLY HEATING RETURN HEATING SUPPLY HEATING WATER RETURN HEATING WATER SUPPLY HIGH PRESSURE CONDENSATE HIGH PRESSURE GAS HIGH PRESSURE STEAM HOT WATER HOT WATER RETURN HOT WATER SUPPLY HYDROGEN INDUSTRIAL COLD WATER INDUSTRIAL HOT WATER INDUSTRIAL WATER INSTRUMENT AIR LAB AIR LAB VACUUM LAB VENT LAB WASTE LOW PRESSURE CONDENSATE LOW PRESSURE STEAM MAKE-UP WATER MEDICAL AIR MEDICAL VACUUM MEDIUM PRESSURE CONDENSATE MEDIUM PRESSURE STEAM NATURAL GAS NATURAL GAS 2 PSI NITROGEN NITROUS OXIDE NON-POTABLE WATER OXYGEN PLANT AIR POTABLE COLD WATER POTABLE HOT WATER POTABLE WATER PROCESS WATER PROPANE GAS PUMPED CONDENSATE RAIN WATER REFRIGERANT REFRIGERANT LIQUID REFRIGERANT SUCTION RETURN ROOF DRAIN SANITARY DRAIN SANITARY SEWER SANITARY VENT SANITARY WASTE SNOWMELT RETURN SNOWMELT SUPPLY SOFT WATER SOLAR RETURN SOLAR SUPPLY SPRINKLER SPRINKLER WATER STEAM STEAM CONDENSATE STEAM RETURN STEAM SUPPLY STORM DRAIN STORM SEWER STORM WATER SUMP PUMP DISCHARGE SUPPLY TEMPERED WATER TOWER WATER TOWER WATER RETURN TOWER WATER SUPPLY VACUUM VENT WASTE WASTE WASTE WATER WATER WELL WATER