Expandable Furnace Filter
The expandable air filter fits various AC models. Made with electrostatic cotton, it captures pollen, smoke, and fine particles while avoiding air leaks for cooling & purification. Durable pleated design reduces replacements, and easy installation makes it ideal for home AC, air purifier, and vent.
The 16x28x4 air filter features meticulously designed multi-layer high-efficiency filter mesh with MERV 11 rating, blocking 95% of airborne particles and tiny impurities such as pollen, secondhand smoke, pet dander, and debris, ensuring a comprehensive protection for every breath.
Designed with dimensions of 16x28x4 inches, these furnace filters flawlessly fit your HVAC system’s space. They seamlessly align with your air conditioner's intake and outlet vents, effectively avoiding air leaks through gaps and enhancing overall filtration performance.
Engineered with top and bottom sealing strips for airtightness, sturdy metal supports, easy-install sliding rails, pleated layers for increased dust capacity, and aluminum mesh for expanded filtration, these 16x28x4 air filters offer a reliable and long-lasting solution.
Our 16x28x4 AC filter is incredibly versatile, making it ideal for a variety of settings. Suitable for home air conditioners, air purifiers, fresh air systems, furnaces, and house ventilation outlets, it meets diverse air filtration needs for every user.