How often should I clean the filter?

The cleaning frequency depends on your environment and HVAC usage. Inspect the filter monthly, and clean it when you see a visible buildup of dust and debris. Regular cleaning maintains optimal airflow and filtration efficiency.

How do I clean the filter?

Remove the filter from your HVAC unit and gently rinse it with water. Allow the filter to dry completely before reinstalling it. Do not oil this filter.

What is a MERV rating?

MERV stands for Minimum Efficiency Reporting Value. It measures the efficiency of an air filter in capturing particles of different sizes. A higher MERV rating indicates that the filter captures smaller particles.

K&N HVC-11830 HVAC Filter - 18 x 30 x 1

Name: K&N HVAC Filter - 18 x 30 x 1
Brand: K&N
SKU: k-n-engineering-k-n-hvac-filter-18-x-30-x-1-t14-222974
Price: 59.99 USD
Availability: InStock

K&N HVAC Filter - 18 x 30 x 1

$59.99

In Stock

Washable, reusable HVAC filter from K&N. Save money and reduce waste compared to disposable filters.

Key Features

Washable and reusable — clean and reinstall
Pleated synthetic filter media — balances airflow and filtration
MERV 11 rated — effective filtration for most home environments
High dust holding capacity — long-lasting performance

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 11 rated high-quality pleated synthetic filter media, helps ensure superior filtration and airflow. These filters strike a perfect balance of airflow and protection and are a great choice for most home environments. The superior dust holding capacity guarantees long-lasting performance, providing you with clean and fresh air for years to come. Like all K&N HVAC air filters, these durable filters are washable and reusable and guaranteed for the life of your HVAC unit. Say goodbye to the hassle of constantly purchasing new disposable filters. Say goodbye to the hassle of constantly purchasing new disposable filters -- simply wash and reinstall your K&N filter and enjoy years of use without compromising performance. By electing to use K&N’s reusable filter over a disposable, you are not only save money but are contributing to a happier, healthier planet.