CIVIL HVAC SHELL & TUBE HEAT EXCHANGERS JACKETED AND COILED HOT WATER GENERATORS PRESSURE VESSELS AND LIQUID STORAGE TANKS STEAM,HOT WATER AND HOT OIL BOILERS UNIT HEATERS AIR HANDLING UNITS AIR WASHERS COOLING TOWERS WATER SOFTNERS PRESSURIZED SAND FILTERS ACTIVATED CARBON FILTERS DEAERATORS AIR SEPARATORS MIXERS COLD ROOM EQUIPMENT AIR COILS FOR HEATING AND COOLING WATER SEPARATION CYCLONES RECIPROCATING CHILLER