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Dave's Corner Energy Solutions Comfort Matters

When should you change your filter?

When should you change your filter?

The best indicator of a dirty filter is how it looks. If it looks dirty after a month, change it. Otherwise, replace the filter at least every three months.

Here’s what else you should know
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Enjoy your great indoors

Enjoy your great indoors

Ignore the summertime heat and humidity! An energy-efficient air conditioner from Lennox® lets you relax in cool comfort while you save on utility costs.

Learn more

Introducing the Lennox Mobile App

for the iPhone™ and iPod touch®. Learn more.

Lennox Residential Heating and Cooling

Lennox Residential is a leading global name in home comfort. Lennox’ innovative solutions include energy-efficient air conditioners, furnaces and heat pumps, plus garage unit heaters, boilers, air handlers, packaged units, comfort controls, indoor air quality systems and residential generators.
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