Custom Filter 20.0x30.0x1.0 (MERV 11)High Quality Custom Air Filter Premium MERV 11 filter custom made to fit your exact size (20. 030. 01. 0). Improves air quality and protects your HVAC system. Traps dust, pollen, pet dander Helps maintain HVAC efficiency Made in the USA quick ship Choose 6 Pack (default) or 12 Pack for best value.

Its robust construction allows for reliable operation

built to last a lifetime

Breathe easier with our MERV 8 Air Filter

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with each stage capturing progressively smaller particles inside the filter

Category: Electro Perm Washable

Improve your indoor air quality with our premium MERV 8 air filter

ensuring your system runs efficiently while reducing common allergens

insert the lamp and you‰۪re done

degrade and restrict air flow

American-made materials

Size: 6x6x1 (6