Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter price history and forecast - Filtrete 821DC-4
Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

Brand:
Filtrete
Model Number:
821DC-4
UPC:
051131975484
EAN:
0051131975484
Walmart SKU:
10720004

Price History

Historical price data graph for Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

Third-Party Seller Price History

No price history available for Third-Party Sellers

Walmart.com Price History

Walmart.com Price History Summary
Price Type Price Date
Highest Price
$11.88
Lowest Price
$11.88
Most Recent Price
$11.88
Average Price
$11.88
First Tracked
Last Update

What Users Are Saying

OVERALL SATISFACTION

Customers generally rate the Filtrete 18x24x1 HVAC Furnace Air Filter highly, giving it an average of 4.2 out of 5 stars. Many appreciate its effectiveness at filtering air and its good fit for their systems. The high-quality construction is also frequently mentioned.

KEY STRENGTHS

  • Effective Filtration: Numerous reviewers highlight the filter's ability to clean the air, improving indoor air quality.
  • Perfect Fit and Easy Installation: Several customers specifically mention the filter fitting their HVAC systems perfectly, making installation straightforward.
  • High Perceived Quality: Reviewers frequently describe the Filtrete 18x24x1 filter as high-quality, suggesting it's durable and well-made.
  • Good Value (for some): While some found it pricey, others felt the price was justified by the filter's performance.

COMMON CONCERNS

While overwhelmingly positive, some negative experiences exist. A few customers received damaged filters (collapsed or with oil spots), impacting their initial impression. Others complained about the excessive packaging size for a single filter and the high cost per filter.

WHO IT'S BEST FOR

The Filtrete 18x24x1 HVAC Furnace Air Filter is ideal for homeowners who prioritize clean indoor air and require a MERV 10 filter with dimensions of 18x24x1. It's a good choice for those who value a well-made, effective filter and don't mind paying a slightly higher price for quality.

VERIFIED PURCHASE INSIGHTS

Verified purchasers largely echoed the positive sentiment, frequently praising the filter's performance and fit. However, even among verified purchases, some reported receiving damaged filters, suggesting potential issues with packaging or handling during shipping. This highlights the importance of inspecting the Filtrete 18x24x1 filter upon arrival.

Based on verified customer reviews and feedback

Product Description

The Filtrete 18x24x1 HVAC Furnace Air Filter (MPR 800, MERV 10) offers reliable filtration for larger HVAC systems. Its substantial 18x24x1 inch dimensions are designed to fit many standard-sized furnaces, providing effective air purification for homes with larger square footage or those requiring more robust filtration. The MERV 10 rating and MPR 800 designation indicate a high level of particle capture, effectively reducing the amount of dust, pollen, pet dander, and other airborne allergens circulating in your living space. This makes it a suitable choice for individuals with allergies or respiratory sensitivities seeking improved indoor air quality. The filter's construction ensures consistent airflow while trapping a significant portion of microscopic particles, contributing to a cleaner and healthier home environment.

This model distinguishes itself from smaller Filtrete filters through its increased size and correspondingly higher filtration capacity. While smaller filters might suffice for smaller homes or less demanding air quality needs, the 18x24x1 size is ideal for larger spaces or those seeking more comprehensive particle reduction. This larger surface area allows for more efficient filtration without compromising airflow, resulting in a more effective overall system performance. Choosing this filter reflects a commitment to maintaining a cleaner, healthier indoor environment through superior air filtration.

Key Features

  • 18x24x1 inch dimensions for compatibility with larger HVAC systems
  • MERV 10 rating for effective removal of dust, pollen, and other airborne particles
  • MPR 800 rating indicating high microparticle reduction capabilities
  • Designed for consistent airflow while maintaining high filtration efficiency

Buying Advice

Before purchasing, verify that this 18x24x1 Filtrete filter is the correct size for your furnace. Regularly check your filter for dust buildup and replace it according to the manufacturer's recommendations or as needed, based on visible soiling. Consider the specific needs of your household, such as allergies or the presence of pets, when determining the appropriate filter replacement schedule. Proper filter maintenance is crucial for optimal HVAC system performance and improved indoor air quality.

Customer Reviews

4.2
Based on 260 reviews
5
183
4
28
3
9
2
5
1
35
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Showing 10 of 260 reviews

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Robbie June 6, 2025

Filter fits and works great.

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anonymous January 24, 2025

Everything was a 5 star !

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Good price

Alyssa January 23, 2025

This is the only filter I use in my small house and it does a good job

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amazing product

Robert December 5, 2024

perfect fit. appears to be very high quality.

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Kat1 March 8, 2025

I didn't like that.It was collapsed the outside car board when I got it To me that's not a good sign It seems fine otherwise It's not as good as the last one I got though.And I wish I could buy it again

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Pricey but worth it

Dillon April 11, 2025

Pricey but gets the job done which I guess is what truly matters

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songia December 18, 2024

Very pleased with the filter been using them for years but the filter was shipped in a box that was big enough to ship a full-size microwave or a window unit air conditioner and could not believe the size of the box for one filter such a waste

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Danielle April 29, 2025

theres yellow oil like spots on the filter and it collapsed in the airhandler

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Hobbs January 9, 2025

I didn't receive this item, and I was looking forward to it!! It did not give me an opinion to let you know I didn't receive it!!!

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Clifton November 23, 2024

there to expensive for only 1 what happened to the one's for 564$

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Frequently Asked Questions

Filter replacement frequency depends on your home and HVAC system. Check the filter monthly and replace when visibly dirty, typically every 1-3 months. Always refer to your HVAC system's recommendations.

Measure your current air filter. This Filtrete filter is 18x24x1 inches. Ensure your furnace's filter slot accommodates these dimensions before purchasing. Improper fit can damage your system.

MPR 800 is Filtrete's rating system. It indicates the filter's ability to capture small particles. A higher MPR signifies better filtration and improved indoor air quality.

A clogged filter restricts airflow. Check your filter; if dirty, replace it immediately. A poorly fitting filter can also cause this; ensure correct dimensions and proper installation.

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