20x25x3 MERV 13 Return Air Grille Filter - 3" Inch

20x25x3 MERV 13 Return Air Grille Filter

20x25x3 MERV 13 Return Air Grille Filter filter uses a unique design to capture particles as small as 0.3 microns, making it one of the most effective filters on the market. Order your filters from Mighty Supply today and start enjoying the benefits of a healthier home! The one inch return grille filters are not as efficient at catching particles and they can become clogged quickly. You might want to consider upgrading your filter when you install a new air conditioner or put in an additional system for higher efficiency, which will last longer without needing replacement so often!

Filter FEATURES:

Self-sealing flexible gasket eliminates air by-pass – a superior design to filters that use a rigid gasket.
Fit most 1″ return air grilles without modification
Last up to 6 months or longer
Supports biannual preventative maintenance schedules
Low-pressure drop reduces energy consumption and maintenance and extends useful lifetime of your HVAC system
Compliant with California Title 24, which requires MERV 13 filtration efficiency
10-12 pleats-per-foot filter face area
Outside dimensions including gasket – actual size 20″ X 25″ X 3″
Inside dimensions – actual size – 18 3/8 X 28 3/8″ X 3″

Merv 13 air filters is a rating system uséd for heating refrigeration and air to provide clean air back into your home. The higher rated air filter means a better air filtration throughout the home.

pet dander
small particles
bad indoor air quality
bad air flow

The minimum efficiency reporting for a filter merv is 5 with a 10.0–3.0 μm (“E3”) minimum particle size. Merv ratings of 13 equals to about 1.0–0.3 μm (“E1”) minimum particle size which is outstanding!

What Merv 13 Filters Combat:

Merv Filter Chart