20x25x1 MERV 1 Fiberglass Furnace and AC Air Filters, 4-Pack | Disposable Replacement, Low Airflow Resistance, Up to

Key features

• 4-PACK OF 20X25X1 AIR FILTERS: Includes four disposable HVAC replacement filters compatible with residential furnaces, central air conditioners, return vents, and heating and cooling systems.
• MERV 1 BASIC DUST FILTRATION: Continuous-filament spun-glass media captures common household dust, lint, and larger airborne debris to help protect internal HVAC components.
• LOW AIRFLOW RESISTANCE: Lightweight fiberglass media provides a low initial pressure drop, supporting steady airflow without adding unnecessary strain to heating and cooling equipment.
• DURABLE NESTED CONSTRUCTION: Self-retaining fiberglass media adheres to a sturdy one-piece chipboard frame that resists corner separation, with a nested design for compact, space-saving storage.
• UP TO 30-DAY REPLACEMENT CYCLE: Each disposable filter lasts up to 30 days; replace monthly during frequent use to help maintain airflow and equipment protection. UL Class 2 rated.

Keep your home's heating and cooling system running smoothly with these 20x25x1 MERV 1 fiberglass air filters, sold in a convenient 4-pack. Designed for use in residential furnaces, central air conditioners, return vents, and other compatible HVAC systems, these disposable filters offer reliable basic dust filtration. The continuous-filament spun-glass media captures common household dust, lint, and larger airborne debris before they can reach internal HVAC components, helping to protect your equipment over time. The lightweight fiberglass media delivers low airflow resistance, maintaining steady airflow without putting unnecessary strain on your system. Each filter features a durable one-piece chipboard frame with a nested, self-retaining design that resists corner separation and allows for compact storage. Each filter is rated for up to a 30-day replacement cycle, so replacing them monthly during periods of heavy use helps maintain consistent airflow and equipment protection. UL Class 2 rated.

Free shipping included. 30-day hassle-free returns.