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Actual Size: 16.5x24.5x1"

3 month filters
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Made in the USA
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Available In MERV Rating: 8, 11, 13
Made in the USA
Ships in 24 hours
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MERV 8 | MERV 11 | MERV 13 | |
|---|---|---|---|
| Best for | Standard Residential/Commercial Healthy Families | Superior Residential/Commercial Allergy Sufferers | Optimal Residential/Commercial Hospital Grade |
| Comparable ratings | MPR 600 & FPR 5 | MPR 1000-1200 & FPR 7 | MPR 1500 - 1900 & FPR 10 |
| Filtration | Captures 90% of Airborne Particles | Captures 95% of Airborne Particles | Captures 98% of Airborne Particles |
| Dust, lint & debris | |||
| Mold, pollen | |||
| Dander, dust mites | |||
| Smoke & Smog | |||
| Bacteria | |||
| Odor, vocs |
Generally, we recommend you replace your air filters every 90 days. Find out below if you should change your filters more often.

Change your filter every
6 weeks
to ensure indoor air quality is at its best.

Change your filter every
2 months
to avoid shedding and odor buildup.

Change your filter every
2-3 months
as having clean air is even more important with children in your home.

Change your filter every
6 weeks
to ensure indoor air quality is at its best.

Change your filter every
2 months
to avoid shedding and odor buildup.

Change your filter every
2-3 months
as having clean air is even more important with children in your home.
To discover top value Filterbuy 17x25x1 furnace air filters, start with MERV ratings. Higher ratings mean better filtration.
Consider filter types. Fiberglass is cheap but doesn’t last long. Pleated fabric offers a balance of efficiency and durability.
Online shopping provides more options and easy comparisons. Look for seasonal sales or clearance deals. Comparison shopping and occasional haggling can help you save even more.
Browse online platforms for a diverse selection and to easily evaluate prices and customer feedback.
Opt for pleated fabric or electrostatic filters, which offer a good balance of cost and performance; fiberglass options might be cheaper but less efficient.
Watch for seasonal discounts, clearance events, or bulk purchase deals to save money.
Save money with Filterbuy for bulk savings and Auto Delivery.
Furnace filter selection can seem complicated, but it's not. Here's a simple guide:
MERV Rating: This number (1-20) shows how well a filter traps particles. Higher MERV means better cleaning, but it can also mean less airflow and your furnace working harder.
Filterbuy 17x25x1 MERV 8: Basic filtering for most homes.
Filterbuy 17x25x1 MERV 11: Better for allergies.
Filterbuy 17x25x1 MERV 13: High-grade (like hospital filters). Best for severe allergies. Check your HVAC system compatibility before using.

Let's explore essential aspects, beginning with material types. Consider the filter material and lifespan.
Filter Material:
Fiberglass: Cheap but not very effective or durable.
Pleated: Better at trapping dust but costs more.
Electrostatic: The most expensive but reusable and long-lasting. Can be washed for long-term savings.
At Filterbuy, Filterbuy 1-inch pleated filters are made with durable, electrostatically charged material to optimize airflow and outperform fiberglass.
Lifespan: Filters can last from one month to a year. Check your filter regularly and change it when it's dirty, not just on a schedule. Homes with pets or allergies may need more frequent changes.
A good filter means cleaner air, a better-performing HVAC system, and lower maintenance costs.
Buying furnace air filters online is quick and convenient. You can compare prices and read reviews. You can also have products delivered to your door. Online stores have more choices than local stores.
But all those choices can be too much. It's important to check product details and reviews to ensure quality.
Air filter replacements are easy with a Filterbuy subscription. Filters are delivered right to your door on a schedule that works best. No more remembering, no more store trips!
Saving money on furnace filters is easier with the right approach. Here are key strategies to help you spot the best sales:
Watch for Seasonal Discounts – Companies often run promotions in summer and winter to clear out old stock. These are great times to find deals.
Sign Up for Emails – Stores send exclusive discounts and early sale alerts to their subscribers.
Other Tips: Compare prices, check product ratings, and ask for discounts when possible.
Consider Filterbuy’s Auto Delivery to save 5% on every order. Adjust your schedule anytime. Take advantage of bulk savings as well. Filterbuy buys in bulk and passes the discounts on to you. This ensures the best prices on high-quality filters.
With manufacturing across the US and nationwide distribution, Filterbuy ensures rapid order fulfillment.
Choose Filterbuy for:
Fast and Free Shipping: You get your order fast and easy.
Superior Air Filtration: Experience the best in air filtration. We use a special synthetic electrostatic media. This advanced material is significantly more efficient at capturing particles than basic cotton media used in other filters.
Exceptional Customer Service: Enjoy expert support and guidance. Trusted by over 85,000 happy customers with 5-star reviews.
Made in the USA: All filters are 100% American-made using the highest quality materials.
Filterbuy's commitment to quality and US-based operations, combined with fast and free shipping, makes it a top choice for all your air filtration needs.
The right MERV rating depends on the space. MERV 8 to MERV 13 balances efficiency and airflow without straining the HVAC for most homes. Higher ratings are better for places needing extra clean air, like hospitals.
Yes, MERV matters. It shows how well a filter traps particles. Higher MERV ratings catch smaller particles, helping reduce dust, allergens, and other pollutants for cleaner air.
If you do have specific needs, the investment in such premium home air filters may be worth your dime. They can boast higher MERV ratings. It means that they can capture finer particles. This improves indoor air quality much better compared with conventional filters.
The primary differences between MERV and HEPA filters involve their efficiencies and applications. The rating for MERV-rated filters ranges from 1 to 16; the higher rating, the more increase in particle capture. HEPA filters trap at least 99.97% of tiny particles as small as 0.3 microns. They are great for places that need very clean air.
MERV 11 is a good choice for homes. It balances filtration and airflow. This filter captures allergens like pet dander and pollen. It’s great for allergy sufferers and pet owners.
The biggest downside of a high MERV filter is restricted airflow. This makes the HVAC work harder and less efficiently. It can lead to higher energy bills and more wear on a system not built for such filters.
MERV 11 filters do restrict airflow more than their lower-rated counterparts, most modern HVAC systems should not have a problem with them, or any major issues at all. Again, it is very critical to check your system for compatibility and to ensure that it is properly maintained to meet this new demand without any inefficiencies or strain that could potentially arise.
MERV 14 can be too high for many residential HVAC systems, considering it makes the airflow very restricted and forces the system to work much harder than required. It would normally get applied in a commercial or medical environment where higher standards of air quality are expected.
The largest drawback to applying filters rated highest on the MERV scale is that it could reduce airflow through a particular HVAC system by as much as one-third, which would raise energy consumption and strain on that system, resulting in higher operating costs and possibly even maintenance issues.
Cheap air filters are usually made of other materials, in a different construction, and with different filtration efficiency than the expensive ones. Generally, more expensive filters mean higher MERV ratings, better materials, and greater durability, which provide improved air quality and extend service life.
Thicker air filters, if unmatched to the capacity of the HVAC system, would restrict airflow more than thinner ones. However, most are normally much bigger in surface area, which aids in keeping good airflow and may offer better filtration and longer filter life.
A MERV 12 filter is highly efficient and captures a large percentage of the small particles that can help clean up indoor air. It is generally too restrictive and usually not appropriate for most HVAC systems, possibly leading to reduced airflow and increased strain on the system. Before upgrading, consult your system's specifications or a professional.