Learn about the Quietness and Efficiency of Our Systems

1. The most efficient and quietest furnace you can buy (SLP98V)

Based on sound pressure levels during steady-state, high-fire and low-fire operation of Lennox SLP98VUH070V36B and leading competitive units at mid-point temperature rise and minimum external static pressure when set up per Section 4.5.3 of AHRI 260. Efficiency ratings established per test standard: ANSI/ASHRAE 103-2007.


2. The most quiet and efficient central air conditioner and heat pump you can buy (XC21/XP21)

A combination of sound ratings established per AHRI's test standard: 270 and efficiency ratings established per AHRI's test standard: ANSI/AHRI 210/240-2008.


3. The quietest central air conditioner or heat pump you can buy (XC17/XP17)

Air conditioners/heat pumps have sound ratings established per AHRI's test standard: AHRI 270. Size for size, as a product family, these air conditioners/heat pumps have the lowest published sound ratings of any major U.S. brand of air conditioning/heat pump equipment.


4. The quietest and most efficient air handler you can buy (CBX40UHV)

Based on sound pressure levels during operation of CBX40UHV-36 with factory installed MERV16 Precision Pleat™ media filter and leading competitive three-ton units at equivalent static pressure when set up per section 4.5.3 of AHRI's test standard. AHRI 260-2001; and efficiency (CFM/Watt) ratings established per AHRI's test standard: ANSI/AHRI 210/240-2005.


5. The most efficient single-stage air conditioner and heat pump you can buy (XC17/XP17)

Efficiency claim based on comparison of single-stage air conditioning and heat pump products' SEER/HSPF as published in AHRI (December 2009). Actual system combination efficiency may vary. Consult a Lennox dealer or AHRI at www.ahridirectory.org for exact system efficiencies.


If any of the acronyms on this page are unfamiliar to you, you’ll find them in our Glossary. For other questions, call Kodiak Heating & Air Conditioning Ltd.

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