CW filters F9 420 2 pcs (225 x 200 x 48) 990323651

Zehnder CW-F9 420 Air Filters for Heat Recovery – Clean Air in Your Home

Are you looking for an effective way to improve air quality in your home? Zehnder CW-F9 420 filters are the ideal solution for mechanical ventilation systems with heat recovery. This set includes two filters that efficiently capture fine particles such as pollen, dust, mold, and bacteria, ensuring healthier and cleaner air in your living environment.

These filters are specifically designed for the additional filter housing CW-F9 420 and feature high filtration efficiency—up to 90% in accordance with ISO 16890-1:2016. This means they trap the majority of harmful pollutants, enhancing comfort and reducing the risk of allergies and respiratory issues.

Why choose Zehnder CW-F9 420 filters?

• High filtration efficiency: F9 filtration class (ISO ePM1 90%) captures even the smallest airborne particles.
• Long service life: Pleated filter design increases filtration surface area, resulting in extended lifespan and less frequent replacement.
• Original Zehnder product: Ensures perfect compatibility and optimal performance of your ventilation system.
• Easy replacement: Filters are simple to install and replace, enabling DIY maintenance of your heat recovery system.
• Quality guarantee: Product covered by a 2-year manufacturer warranty.

These filters are suitable for both single-family homes and multi-family buildings equipped with Zehnder ComfoWell ventilation systems. They are especially recommended for individuals suffering from allergies, asthma, or other respiratory conditions, as well as for families with children.

Product specifications:

• Dimensions: 225 x 200 x 48 mm (length x width x depth)
• Quantity per set: 2 pieces
• Filtration class: F9 (ISO ePM1 90%)
• Application: Zehnder ComfoWell mechanical ventilation with heat recovery systems
• Compatibility: Additional filter housing CW-F9 420

Remember to replace filters regularly—recommended at least every three to six months, depending on local air pollution levels. This ensures your heat recovery system operates efficiently for years, providing you with clean, healthy air at home.