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Lennox Filters, Screens & Driers

Get your HVAC system working smoothly and efficiently with real Lennox 1-inch filters from Parts Town. These are genuine OEM, so you know that they are made to perfectly integrate with your exact unit. Need to make important repairs or maintenance quickly? We offer same-day shipping on all in-stock Lennox 1-inch air filters until 9 PM ET Monday to Friday, so you don’t have to wait long.

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  • Mfr Part # 25W70
  • Parts Town # LEN25W70
  • Quantity21

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  • Mfr Part # 50W61
  • Parts Town # LEN50W61
  • Quantity156

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  • Mfr Part # 48J01
  • Parts Town # LEN48J01
  • Quantity2

In Stock, Usually ships same day

Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 83L61
  • Parts Town # LEN83L61
  • Quantity3

In Stock, Usually ships within 1 day

  • Mfr Part # 71W18
  • Parts Town # LEN71W18
  • Quantity10

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  • Mfr Part # 95M52
  • Parts Town # LEN95M52
  • Quantity25

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  • Mfr Part # 20C25
  • Parts Town # LEN20C25
  • Quantity17

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  • Mfr Part # 69H06
  • Parts Town # LEN69H06
  • Quantity4

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  • Mfr Part # X0444
  • Parts Town # LENX0444
  • Quantity10

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  • Mfr Part # 52W41
  • Parts Town # LEN52W41
  • Quantity7

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  • Mfr Part # 54W21
  • Parts Town # LEN54W21
  • Quantity9

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  • Mfr Part # Y8786
  • Parts Town # LENY8786
  • Quantity6

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  • Mfr Part # 18Y97
  • Parts Town # LEN18Y97
  • Quantity7

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  • Mfr Part # 69018
  • Parts Town # LEN69018
  • Quantity18

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  • Mfr Part # X6667
  • Parts Town # LENX6667
  • Quantity11

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  • Mfr Part # 12L71
  • Parts Town # LEN12L71
  • Quantity3

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  • Mfr Part # 14Y48
  • Parts Town # LEN14Y48
  • Quantity5

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  • Mfr Part # 65W66
  • Parts Town # LEN65W66
  • Quantity3

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  • Mfr Part # 97L87
  • Parts Town # LEN97L87
  • Quantity3

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  • Mfr Part # X2660
  • Parts Town # LENX2660
  • Quantity5

In Stock, Ships today

  • Mfr Part # Y6604
  • Parts Town # LENY6604
  • Quantity3

In Stock, Ships today

  • Mfr Part # 19K61
  • Parts Town # LEN19K61
  • Quantity4

In Stock, Ships today

Shipped & Sold by Midwest Appliance Parts CO. INC
  • Mfr Part # 49W23
  • Parts Town # LEN49W23
  • Quantity4

In Stock, Usually ships within 1 day

  • Mfr Part # 30253
  • Parts Town # LEN30253
  • Quantity3

In Stock, Ships today

Lennox Air Filters

When you want high-quality, reliable components, IEC filters stands out compared to the rest. At Parts Town, we are dedicated to supporting crucial maintenance and repair activities that keep your systems running smoothly by providing genuine OEM parts. With our wide assortment of in-stock IEC replacement filters, you can find the right part you need to maintain or repair your unit.

How Often Should I Change My Air Filters?

How often changing the air filter depends on the size of your machine, space and the type of filter it uses. Most air filters are monthly, so they need to be replaced every month at the same time. However, some larger machines have filters that can last longer and can be changed less frequently. Also if your air quality is poor near you, it might have more build-up and require you to change it more often.

What are the Benefits of Regularly Changing My Air Filters?

Consistent maintenance of air filters plays a pivotal role in both purifying the air and enhancing the functionality and durability of your HVAC system. This practice effectively eliminates airborne contaminants such as allergens, dust, and other particles, ensuring a cleaner air quality for everyone. Fresh filters also optimize your system's efficiency by promoting unobstructed air circulation, which can lead to reduced energy expenses. Additionally, the routine replacement of filters helps in avoiding the buildup of harmful debris, thereby minimizing the risk of overheating and mechanical issues and extending the system's operational lifespan.

What Size Air Filter Do I Need for My HVAC System?

The selection of an air filter in your HVAC system is dependent on the unit's required dimensions. These critical measurements, which include the length, width and depth, often appear on the current filter's label or within the user manual of the HVAC system. It is very important to choose the right sized filter to guarantee effective airflow and performance. If it’s too small, unfiltered air can escape around the edges.