Tier1 brand replacement for Day & Night - 19 x 20 x 4-1/4 - MERV 11 (2-Pack) KX Technologies with dual o-rings on each

with dual o-rings on each side for an extremely tight seal

Coverage - one application cleans up to 400 sq

easy-to-access installation

3M Filtrete Ultra Allergen air conditioner and furnace air filters size 20x30x1 MPR 1500 are built to promote better airflow throughout your home

Replace your LG LT700p refrigerator water filter with the USWF4052 comparable filter

Tier1 brand replacement for Day & Night - 19 x 20 x 4-1/4 - MERV 11 (2-Pack) KX Technologies with dual o-rings on eachEngineered for improved air flow, and designed to ensure your indoor air remains fresh and clean, Tier1 Air Filters will clean your air more efficiently while keeping your HVAC system running smoothly. Breathe easy, Tier1 is on the job!