Name: Filtrete 20 x 30 x 1 MERV 1 Flat Panel Basic Flat Air Filter 2 -Pack
Brand: Filtrete
SKU: 50107170
Price: 5.97 USD
Availability: InStock
Rating: 4.4 (2741 reviews)

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The Filtrete 20x30x1 Flat Air Filter, made by 3M, helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment. Use these two 3-month 1-inch home air filters in your furnace, air conditioner or HVAC system. For optimal performance of your heating and cooling system or HVAC system, change your furnace filter at least every 90 days.

Includes two 3-month 1” Filtrete 20x30x1 Flat Panel AC Furnace Air Filter helps capture unwanted particles
Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system
CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
SMART APP: Use the Filtrete Smart App (iOS or Android) to set 30-, 60- or 90-day reminders to change your air filter

General
Material	Synthetic	Series Name	Flat Panel
Package Quantity	2	Air Filter Longevity (Months)	3
Filter Type	Basic flat

Dimensions
Common Width (Inches)	20	Actual Length (Inches)	29.7
Common Length (Inches)	30	Actual Width (Inches)	19.7
Common Thickness (Inches)	1	Actual Thickness (Inches)	0.8125
Common Size (W x L x T)	20 x 30 x 1

Features
MERV Rating	1	Captures Pet Dander	No
MPR Rating	0	Captures Pollen	No
Commercial/Residential	Residential	Captures Smog	No
Captures Bacteria	No	Captures Smoke	No
Captures Debris and Lint	Yes	Captures Mold Spores	No
Captures Dust Mite Debris	No	Filter Efficiency (Percentage)	20
Captures Household Dust	No	Captures Particles that Carry Viruses	No
Captures Particles that Carry Odor	No	Washable	No

Compatibility
Works with Air Conditioners	Yes	App Compatibility	Yes
Works with iOS	Yes	Bluetooth Compatibility	No
Works with Android	Yes	Smart Compatible	No
Wi-Fi Compatibility	No

Certifications
CA Residents: Prop 65 Warning(s)	No

Warranty
Warranty	Limited lifetime

Miscellaneous
UNSPSC	40101700

Check out the Best Selling Air Filters on Lowes.com

Review

4.4 out of 5

2741 Reviews

84% Recommend this product

Ratings may include incentivized customer reviews.

Read All Reviews

+ 16

What Customers Are Saying

Customers overwhelmingly praise these furnace and AC filters for affordability, effectiveness, and reliability. Most highlight the low price while confirming they perform as well as premium models, catching dust and keeping systems running smoothly. Many commend the perfect fit in standard openings and appreciate monthly replacement convenience. Reviewers note HVAC professionals recommend frequent changes for optimal performance. A small number express concerns about thinner materials and reduced durability in recent versions, but overall customers consider them dependable, cost-effective solutions for regular HVAC maintenance.

Customer review summary generated by AI, including incentivized reviews.

2745 Customer Reviews

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Great product for the money

BillSeptember 5, 2026
From 20 x 20 x 1 MERV 1 Basic Flat Air Filter 2 -Pack Verified Purchaser

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		Name	Current Item Filtrete20 x 30 x 1 MERV 1 Flat Panel Basic Flat Air Filter 2 -Pack
		Ratings	2732
		Captures Pet Dander
		MERV Rating	1
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