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Lennox Industries Presents Products at 2007 AHR Show

DALLAS, TX – December 8, 2006 – Lennox will present the latest advancements in commercial HVAC at the AHR Expo in Dallas, Texas January 29-31, 2007. Lennox will be located at booth number 4115 in the Lennox International booth. The innovative products that will be featured include:

L Series® rooftop unit with Humiditrol® dehumidification system

L Series® rooftop units help customers achieve a low total cost of ownership by providing superior energy efficiency plus fast and easy installation and maintenance. Available from 3- to 30-tons in Gas/Electric, Electric/Electric and Heat Pump models, all units feature the Integrated Modular Controller for precise and efficient control. Many units are also are available with R-410A, the chlorine-free, ozone-responsible refrigerant.

The L Series rooftop unit product line is available in a wide range of high-efficiency models that meet or exceed ENERGY STAR® guidelines. In addition, these customizable products also feature many different factory options and field installed accessories such as premium-efficiency supply fan motors, economizers and energy recovery wheels that can improve efficiency even more.

For intelligent humidity control, the L Series product line features the Humiditrol® dehumidification system option. The patented hot gas reheat design controls humidity based on relative humidity levels, not the thermostat. This results in excellent humidity control, even on mild temperature days when many temperature-initiated systems can fail.

T-Class™ rooftop unit

T-Class™ rooftop units are engineered for true performance and rugged durability, helping create a better indoor environment. Designed for solid performance and long-lasting reliability, these units meet the needs of many jobs without compromising comfort or quality. Evenly divided, multiple compressor circuits can be staged for just the right amount of heating and cooling, preventing temperature swings and keeping employees and customers comfortable, while using just the amount of energy needed.

T-Class 3- to 25-ton models meet ASHRAE 90.1 regulations. For a higher level of energy savings, ENERGY STAR qualified high-efficiency units are available. Optional field-installed accessories such as economizers reduce energy spending even more. By combining advanced design with high quality construction and extensive warranties to guard against unexpected replacement and maintenance costs, T-Class rooftop units provide true comfort and value.

S-Class™ SSB/SPB Split System – The Most Energy Efficient Commercial Split System You Can Buy*

Available with chlorine-free R-410A refrigerant, the S-Class™ SSB/SPB line of commercial air conditioners and heat pumps are designed to help create a better indoor environment while reducing energy bills. With efficiency ratings up to 16.5 SEER and 8.5 HSPF, the S-Class SSB/SPB line is ENERGY STAR qualified.

The S-Class SSB/SPB line features a two-stage compressor, reducing temperature swings while providing just the right amount of cooling and dehumidpn addition, the SmartHinge™ louvered panel design allows quick, easy access to interior components from all sides so the unit can be serviced in minimal time. For easy access to the refrigerant system, the units include central refrigerant line connections and fully serviceable brass valves.

T-Class TSA/TPA

The T-Class TSA/TPA line of commercial air conditioners and heat pumps are designed to help achieve comfort and energy savings. Rated up to 14.00 SEER and 8.2 HSPF, T-Class units are ENERGY STAR qualified. The advanced design includes high-quality components and is available with a choice of R-22 or R-410 refrigerant.

The energy-efficient design features high-efficiency scroll compressors and outdoor coils that provide exceptional heat transfer and operation. High-pressure switch and crankcase heater are standard on all units to ensure reliable operation. The system also offers easy installation and maintenance. Arriving fully charged from the factory, the units are designed to install quickly with factory-wired control boxes and factory-tested coils.

About Lennox Industries Inc.

A worldwide leader in residential and commercial heating and air conditioning systems, Lennox Industries Inc. is based near Dallas, Texas and is a subsidiary of Lennox International Inc. (NYSE: LII). Through its subsidiaries, Lennox International is a global leader in the heating, ventilation, air conditioning and refrigeration markets. To learn more about Lennox International, visit www.lennoxinternational.com. To learn more about Lennox Industries, contact a Lennox field sales representative or visit www.lennox.com.

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