RV Air Vent Filter Inserts 5.25" – Round AC Duct Replacement Filters for 6-7/8" RV Intake Vent Grilles (6-Pack)

Advanced 3-Layer Filtration
Designed to capture both large and fine particles, helping maintain cleaner airflow inside your RV air conditioning system.

Silver-Reinforced Pre-Filter Layer
Traps larger debris and extends filter life under frequent use. The reinforced structure improves durability in demanding RV environments.

Polyester Fine Filter Core
Captures smaller particles like dust, pollen, and fibers while maintaining proper airflow through the AC vent system.

Activated Carbon Layer
Helps reduce odors inside your RV, supporting a fresher interior environment during cooking, parking, or sleeping.

System Protection & Airflow Support
Helps reduce debris buildup inside your RV AC system, supporting more efficient airflow and long-term performance.

Universal Fit Compatibility
Designed for 5.25" filters fitting standard 6-7/8" RV air return vent grilles across most campers, motorhomes, and trailers.

U.S.-Engineered Design
Developed in Chicago using materials supported by Safety Data Sheet (SDS) documentation for transparency and confidence.