1. Engineered Products Make-Up Air for Heating and Cooling

2. MAKE-UP AIR Why do we need make up air?

3. TYPICAL APPLICATIONS EXHAUST AIR BUILDING PRESSURIZATION BUILDING VENTILATION

4. EXHAUST AIR KITCHEN HOODS MANUFACTURING APPLICATIONS PAINT BOOTHS PROCESS AIR

5. BUILDING PRESSURIZATION CORRIDOR PRESSURIZATION FIRE CONTROL KEEPS ODORS IN APARTMENTS, ETC. BUILDING PRESSURIZATION REDUCES OUTSIDE AIR INFILTRATION

6. BUILDING VENTILATION CONSTANT VOLUME INTERMITTENT VOLUME

7. HOW CAN STERLING HELP?? Sterling Offers a Complete Line of Outdoor and Indoor HVAC Equipment to Satisfy Your Make-Up Air Needs.

8. Outdoor Units Unit Types Model “GR” Option “G”– Gravity Vented Outdoor Model “GR” Option “P”– Power Vented Outdoor

9. Indoor Units Unit Types Model “GG” – Power Vented Indoor

10. Indoor Units Unit Types Model “GX” – Separated Combustion Indoor

11. Indoor/Outdoor Units Unit Types Model “AH” Air Handler

12. Arrangements Consists of Individual Pre-Engineered Modules Arranged to Address Your Individual Applications

13. Furnace Type Trane GR Duct Furnaces are Available in Two Types. Standard Temperature Rise (20°- 60°F) High Temperature Rise (60°- 90°F) GG/GX 30°- 80° Rise Only Furnace Type Also Determines the Unit Access Side (Left or Right) Based on the Direction of Airflow Through the Unit.

14. Furnace Construction Material Stainless Steel Packages: Provides a Total Package Protection by Including 409 SS Burners and Flue Collector Duct Furnace Heat Exchangers are Available in 3 Types of Steel Aluminized Steel 409 Stainless Steel 321 Stainless Steel

15. Gas Type Natural Gas Propane (LP) Gas Natural Gas w/ 100% Lockout Combine with a Model “GR” Power Vented Furnace for IRI Compliance

16. GAS CONTROL A Full Range of Gas Controls, Including: Single Stage Two Stage Electronic Modulation Room Sensing Duct Sensing (W/, W/O Rm. O/R) Others, Including 4-20 mA & 0-10 VDC Controls and Multi-Furnace Staging

17. Coil Options Factory Installed Coils Direct Expansion (DX) Chilled Water Steam Hot water Draw Through Design Maximizes Coil Efficiencies Full Size ASHRAE 62 Compliant Drain Pan 4 Row & 6 Row, Single or Dual Circuit Cooling Coil 1,000-6,300 CFM Range* 3-30 Tons, But There is Flexibility. When in Doubt, Call!

18. Indoor/Outdoor Units Unit Types “EV” Evaporative Cooler Section

19. Heating Capacities from 100 to 1,200 MBH Air Flows from 800 to 14,000 CFM 80% Efficient/Natural and Power Vented Duct Furnaces Features and Benefits

20. 18 Gauge Cabinets Painted Trane Grey 20 Gauge Aluminized Steel Heat Exchangers Single Stage Redundant Gas Valve Low internal static pressures allow for smaller motor break horse power requirements Features and Benefits

21. Standard Left Hand Access, Right Hand Optional Multiple Gas and Air Control Options 1” Matte Face Insulation

22. Features and Benefits Economizer Control Door Safety Interlock

23. Features and Benefits Ship Loose Parts List

24. Features and Benefits

25. T - Status Lamps E - Airflow Proving Switch

26. Motor Types Totally Enclosed (TE) Premium Efficiency (PETE) Open Drip Proof (ODP) Premium Efficiency (PEODP)

27. Air Inlet Configuration Indicates Use of Outside and / or Return Air Use of an Air Hood (Shipped Separately)

28. Air Control & Damper Arrangements Twenty Air Control Options Available Options Range From Simple Two- Position Dampers (Open & Closed) to Various Modulating Controls to ASHRAE Cycles I, II & III Other Options Available Including Enthalpy Controlled Economizer, Pressure Sensing & CO2 Monitoring Refer the Catalog For Full Descriptions of the Air Control and Damper Arrangements

29. Economizer Accessories Enthalpy Control Outside Rain Hood Enthalpy Control Inside Rain Hood

30. Factory Installed Options Low Leak Damper 409 SS Furnace Drip Pan High Altitude Derate Input Derate Evaporative Cooler 12” CELdek® Media 8” & 12“ GLASdek ® Media Clogged Filter Switch Manual Blower Switch Firestat (Supply and / or Return) Freezestat (Time Delayed) Ambient Lockout Interlock Relays (Specify Purpose) Moisture Eliminators Horizontal Return Status Lamps Double Wall Construction Service Convenience Package High / Low Gas Pressure Switch Filters (TA, WA & Pleated) Through the Base Utility Penetrations

31. Field Installed Accessories High Pressure Regulators Time Clocks GFI Convenience Outlet Thermostats DuctStats Disconnect Switches Evaporative Cooler Fill & Drain Kit Freezestat Remote Control Panel