![Ultimate 17x26x4 Lennox X6664 Air Filter Perfect Gift [e4Hmf3pU]](https://cdn.shopify.com/s/files/1/0352/6089/files/whole_house_filters_d5aa48d4-64b9-4480-9c9e-a9014cc9c9d6.jpg?v=1749086841)
Ultimate 17x26x4 Lennox X6664 Air Filter Perfect Gift [e4Hmf3pU]
Actual Dimensions: 16.63 x 26 x 4.13. Accumulair brand 17x26x4 Lennox X6664 style whole house air filters, exactly constructed to replace the original brand Lennox X6664 filters. Completely built so no assembly or combs required. MERV rated to ASHRAE
Secure Shopping
100% Safe Guarantee
Free Shipping
On orders over $30
Money-Back
30-Day Guarantee
Actual Dimensions: 16.63 x 26 x 4.13. Accumulair brand 17x26x4 Lennox X6664 style whole house air filters, exactly constructed to replace the original brand Lennox X6664 filters. Completely built so no assembly or combs required. MERV rated to ASHRAE 52.2 test grades assuring performance as good or better than the original brand Lennox X6664 air filters. Notice: The example air filter image as shown is not to scale and is displayed for design purposes only. OEM names and Lennox X6664 part numbers are used for air filter replacement purposes.
What Our Customers Say
Absolutely no complaints!
It's a very good and a very highly effective tool.
- Efa N..
Absolutely no complaints!
An outstanding piece of modern and great equipment.
- Tegan U..
Absolutely no complaints!
It's a smart design that works beautifully well.
- Seren E..
![SmartPlug 30 AMP SmartPlug/Twist Type Cordset w/Black Inlet Cover- 50 [C30503BM30PB]](https://cdn.shopify.com/s/files/1/0824/9183/4666/files/63870XL.jpg?v=1710957490)
![Albin Group DC Driven Circulation Pump w/Brushless Motor - BL30CM 12V [13-01-001]](https://cdn.shopify.com/s/files/1/0621/7613/3352/products/97857XL.jpg?v=1672788134)
![Attwood Deck Fill f/Pressure Relief Systems - Angled Body Scalloped Stainless Steel Cap [99DFPVAS1S]](https://cdn.shopify.com/s/files/1/0714/5871/7952/files/98356XL.jpg?v=1723435773)
