Discover how Filterbuy's high-efficiency 12x20x4 air filters can improve your indoor air quality, reduce allergens, and boost HVAC performance for a healthier, cleaner home.
Breathe Easier: Upgrade to
Filterbuy 12x20x4 Air Filters
Upgrade Your Home's Air Filtration
Removes 99% of Airborne
Pollutants
The filter stops dust and other air impurities
from circulating.
Minimizes Indoor Dust
Buildup
Keeps air vents and furniture cleaner for
longer.
Supports Allergy and
Asthma Relief
Blocks fine particles that trigger respiratory
issues.
Boosts HVAC Performance
Reduces strain on the HVAC and improves
airflow.
Lasts up to 90 Days
Delivers consistent and high-quality filtration.
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Top Reasons to Choose Filterbuy 12x20x4
The Filterbuy 12x20x4 air filter traps dust, pollen, and other
fine particles, preventing them from circulating
throughout your home.
By effectively capturing airborne contaminants, the
Filterbuy 12x20x4 filter helps keep your home cleaner for
longer, reducing the frequency of dusting and cleaning.
The advanced filtration technology blocks fine particles
that can trigger respiratory issues, providing improved
indoor air quality for allergy and asthma sufferers.
Removes 99% of Airborne
Pollutants
Minimizes Indoor Dust Buildup
Supports Allergy and Asthma Relief
The Filterbuy 12x20x4 filter reduces strain on your HVAC
system, improving airflow and increasing the system's
operational lifespan.
With its durable construction and consistent filtration,
the Filterbuy 12x20x4 air filter delivers high-quality
performance for up to three months.
Boosts HVAC Performance
Lasts Up to 90 Days
2024 Proprietary and Confidential. All Rights Reserved.
3
Next Steps: Improve Your Indoor Air Today
Order Your 12x20x4 Air
Filter from Filterbuy
Install & Enjoy the Benefits
Available online. Look for multi-pack
savings for long-term use. Subscribe for
hassle-free replacements.
Replace your old filter in minutes.
Experience cleaner air, fewer allergens
and improved HVAC performance. Share
your results and recommend them to
family & friends.
Assess Your Air Quality
Choose the Right Filter
Do you notice excess dust or allergens? Is
your home's air feeling stale or stuffy?
Check your HVAC filter size: 12x20x4. Select
Filterbuy high-efficiency filter for superior
performance. Replace every 90 days for
best results.
2024 Proprietary and Confidential. All Rights Reserved.
4

https://filterbuy.com/air-filters/12x20x4/


https://filterbuy.com/air-filters/12x20x4/

Breathe Easier:
Upgrade to Filterbuy
12x20x4 Air Filters
Filterbuy 12x20x4 air filters are a game-changer
for indoor air quality. These high-efficiency filters
remove up to 98% of airborne pollutants,
including fine dust, pet dander, and allergens,
providing a healthier living environment for
allergy sufferers and pet owners alike. With their
advanced filtration technology and long-lasting
performance, Filterbuy 12x20x4 filters boost HVAC
efficiency and extend the lifespan of your
system, saving you money on energy bills and
maintenance costs.
Discoover more at https://filterbuy.com/air-
filters/12x20x4/
Frequently Asked Questions
MERV 11 Filtration
Optimal MERV Rating
Proper Filter Fit
MERV 11 is not too high for residential use,
effectively filtering allergens while
allowing adequate airflow
MERV 8-11 is best for balancing filtration
and airflow in home HVAC systems
Using an air filter that is too big can cause
unfiltered air to bypass the filter, reducing
performance
Downsides of High MERV
MERV 13 and AC
Compatibility
High MERV filters can restrict airflow and
put strain on HVAC systems, leading to
higher energy costs and maintenance
A MERV 13 filter may damage an AC unit if
the system is not designed to handle the
increased airflow resistance
2024 Proprietary and Confidential. All Rights Reserved.
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