Description
The Lennox 30335 is a 16″x25″x1″ replacement air filter engineered to maintain clean, healthy indoor air quality in residential and light commercial HVAC systems. Designed as a direct OEM replacement for compatible Lennox equipment, this filter helps protect your system’s blower, coil, and heat exchanger from dust, dirt, and airborne debris — extending equipment life and maintaining peak efficiency.
Key Features
- OEM Lennox replacement filter for precise fit and performance
- Nominal dimensions: 16″ x 25″ x 1″
- Captures dust, pollen, pet dander, and other airborne particles
- Helps maintain system airflow and energy efficiency
- Protects internal HVAC components from debris buildup
- Easy drop-in installation — no tools required
Specifications
- Brand: Lennox
- Part Number: 30335
- Filter Size: 16″ x 25″ x 1″ (nominal)
- Application: Residential and light commercial air handlers and furnaces
Why Replace Your Air Filter Regularly?
A clean air filter is one of the simplest and most cost-effective ways to keep your HVAC system running efficiently. A clogged or dirty filter restricts airflow, forces the blower motor to work harder, and can lead to premature system failure. Replacing your Lennox 30335 filter on a regular schedule — typically every 1 to 3 months depending on usage and air quality conditions — helps ensure consistent comfort, lower energy bills, and a longer system lifespan.







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