All filters are made in the USA  – Order Today


Protects all against


AC Furnace Air Filter
Rated 0.0 out of 5
0.0 out of 5 stars (based on 0 reviews)

Select Filter Quality


Product Description

Filter Size: 18.25x22x0.5A

Actual Size: 18.25x22x0.5

Actual Size Fraction : 18-1/4x22x0.5

Customer Reviews

Rated 0.0 out of 5
0.0 out of 5 stars (based on 0 reviews)
5 Star0%
4 Star0%
3 Star0%
2 Star0%
1 Star0%

Review this product

Share your thoughts with other customers

Top Reviews

There are no reviews yet. Be the first one to write one.

18.25x22x0.5 Air Filters

Elevate the air you breathe with our top-of-the-line 18.25x22x0.5 Air Filters, available for convenient online purchase exclusively from Custom Filters Direct. Meticulously engineered and designed to optimize indoor air quality, these filters stand as the ideal solution for both residential and commercial applications.

Key Features:

  • Perfect Fit: Ensure seamless integration into your HVAC system with precisely specified dimensions of 18.25x22x0.5 inches. This guarantees optimal filtration performance, tailored to the specific requirements of your space.
  • Efficient Filtration: Tailor your filtration experience with available MERV rating options, allowing you to address various contaminants effectively. This flexibility provides a versatile solution for different indoor environments, ensuring comprehensive air purification.
  • Lasting Performance: Experience the convenience of an extended filter lifespan, designed to provide lasting performance over time. With minimal maintenance required, these filters consistently enhance your air quality for an extended period.
  • Compact Design: The compact 0.5-inch thickness ensures efficient filtration without compromising airflow. This thoughtful design strikes a perfect balance, guaranteeing optimal performance for your HVAC system without unnecessary strain.
  • Versatile Application: Tailored for both residential and commercial applications, these filters adapt to the unique air quality needs of diverse environments. Whether at home or in a business setting, experience enhanced indoor air quality effortlessly.
  • Superior Construction: Crafted with high-quality materials, these filters boast superior construction for enhanced reliability and durability. Engineered to withstand the rigors of everyday use, they assure consistent performance over an extended period.
  • User-Friendly Online Purchase: Simplify the replacement process with our user-friendly online platform. Conveniently order your filters from Custom Filters Direct, selecting the right size and quantity for a smooth and hassle-free shopping experience from the comfort of your home or office.


Upgrade your air filtration system with confidence. Purchase the 18.25x22x0.5 Air Filters from Custom Filters Direct today and revel in the enduring benefits of superior filtration. Breathe easy, knowing you’ve chosen a reliable solution tailored to enhance the air quality in your specific environment.