20x20x2 Air Filter

The Uline S‑25638 is a pleated air filter designed for residential or light commercial HVAC systems. It is nominally 20″ × 20″ × 2″ in size and is used to trap dust, lint, and particulate contaminants from the air stream, helping to protect HVAC equipment and improve indoor air quality. Key features include: A pleated design that increases the surface area of the filter media, allowing it to capture more dust before needing replacement. Uline A moisture‑resistant paperboard frame with diagonal supports and wire reinforcement for structural strength and rigidity. Uline The filter is classified under UL / C‑UL (i.e. conforms to UL 900 and ULC S111 standards), indicating it meets safety, flammability, and structural criteria. Uline It is made with 100% non‑woven synthetic media, which offers consistent performance and durability. Uline The Uline listing shows it is sold in cases of six, with each filter priced (per unit) at $15.75 when purchased by the case. Uline