Atomic Helps You Find The Right Filter

Atomic Filters is committed to helping you find the right filter right now at a price you will love. The Find my filter search bar will help you find a replacement by model number or size but if you would like more information before choosing your filter, The Air filter knowledge page is a good place to start.

Looking for a truly unique and meaningful gift?

Give the Gift of Gratitude this Holiday Season

Atomic has partnered with Jewelry Designer Terrie Moses to Offer her Teramasu Luxury Gratitude Bracelet Collection to Atomic Customers.

Each Bracelet includes the Gratitude Message, the meaning of the stones, is beautifully packaged, and handmade in the Teramasu design studio in the Historic Village of Pinehurst North Carolina.

Atomic will donate a portion of the proceeds to our favorite Charities “Folds of Honors” and the “Special Operations Warrior Foundation” to support the families of those who make our freedom possible.

Trane has several models of Quick box filters which ship flat and pop up, but require some assembly. Usually it is HVAC professionals who handle building theses filter and installing them in your HVAC unit, but more and more consumers are ordering there filters direct so we though we would put together a short video tutorial to help those who are not familiar with the assembly of these filters.

Find great pricing on Original Lennox and compatible Lennox filters at Atomic Filters.

Lennox X6664 Furnace Filter (formerly part 75X74) is the correct Replacement for PCO-12C. The nominal filter size is 17 x 26 x 4 with an actual size of 16-1/2" x 25-7/8" x 3-15/16. The MERV 16 upgrade replacement filter is X6666.