Cassette ventilation filters

Cassette ventilation filters are essential components in modern HVAC systems designed to capture dust, pollen, and other airborne particles. These filters consist of a pleated or flat filter media housed within a rigid frame, ensuring structural integrity during airflow. They are primarily chosen for their ability to provide a balance between high dust-holding capacity and low initial pressure drop. By maintaining air quality, these filters protect sensitive ventilation equipment from contamination and ensure a healthier indoor environment. They are widely used in both residential and commercial settings to maintain optimal system performance. Selecting the correct filter helps in extending the service life of ventilation units while reducing maintenance frequency.

Use cases of cassette ventilation filters

Cassette filters are utilized in various environments where air quality control is necessary:

• Commercial office buildings to maintain clean air for occupants.
• Industrial facilities requiring pre-filtration for sensitive machinery.
• Residential ventilation systems to reduce allergens and dust.
• Public spaces such as schools and hospitals to ensure hygienic air circulation.

Types of cassette ventilation filters

These filters are categorized based on their filtration efficiency and construction materials:

• G-class filters: Designed for coarse dust filtration, often used as pre-filters.
• M-class filters: Provide medium efficiency for finer particles.
• F-class filters: High-efficiency filters used for fine dust and particulate matter.
• Synthetic media filters: Durable and moisture-resistant options.
• Glass fiber media filters: Suitable for high-temperature applications.

Key features to consider

When evaluating cassette filters, consider the following technical specifications:

• Filtration class: Determines the size of particles the filter can capture.
• Pressure drop: Indicates the resistance to airflow; lower is generally better for energy efficiency.
• Frame material: Options include cardboard, plastic, or metal for different environmental conditions.
• Dimensions: Must match the specific housing unit of your ventilation system.

How to choose cassette ventilation filters

Selecting the right filter requires checking the technical documentation of your ventilation unit. First, verify the required dimensions to ensure a proper seal within the filter housing. Second, identify the required filtration class based on the specific air quality needs of the building. Consider the operating environment, such as humidity levels or temperature, to choose the appropriate frame and media material. Finally, assess the dust-holding capacity to determine the expected replacement interval for your specific application.

Which ventilation filters are the most popular and affordable in 2026?

The full list of popular models at affordable prices is available on this page. In 2026, the following models show high demand and an excellent price-to-quality ratio:

• Alnor FLX-CS-PVC-75 End Cap for 75 mm Ventilation Duct for 2.49€
• FEPRE Ventilation Grid 001571 for 2.99€
• FEPRE Ventilation Grid 001519 for 2.99€
• FEPRE Ventilation Grid 008273 with Integrated Insect Net for 2.99€
• FEPRE 005937 Aluminium Grid with Net for 2.99€

Why is it worth buying ventilation filters at AiO.lv?

At the AiO.lv online store, you can place an order at a great price with delivery across Latvia — to Riga, Daugavpils, Liepaja, Jurmala, Ventspils, and other cities, as well as throughout Europe. We offer products from leading manufacturers: Electrolux, Epson, Philips, Siemens, AEG, DeLonghi, Elica, OEM, ESPERANZA, SOEHNLE, Bosch, BLAUPUNKT, NEFF, Gorenje, HANSA, VENTA, Thermex, Beurer, TEKA, SILVERLINE. When you shop with us, you get:

• official warranty and guaranteed quality;
• convenient payment options (including installment and credit);
• fast and reliable delivery across Latvia and to any EU country.

FAQ

Where can you find a ventilation filters with cheap prices?

You can buy cheaper at the AiO.lv online store. We offer competitive prices and regular discounts, so you always have the chance to find a great deal.

What is the delivery time for ventilation filters?

If you place your order today, delivery will take between 1 and 5 business days depending on the chosen method.

How long is the warranty period for ventilation filters?

Our store provides an official manufacturer’s warranty ranging from 12 to 36 months, depending on the model and brand. If needed, you can always contact our customer service department or the manufacturer’s authorized service center for support.

Are ventilation filters purchasable with leasing?

Yes, if the selected product costs more than €50. You can learn more about installment purchase options and the terms of application on the Payment page.

Can ventilation filters be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and throughout Europe. All product prices are shown with VAT included. In certain cases, a 0% VAT rate may apply — for example, when purchasing from other EU countries with a valid VAT number. We issue an invoice immediately after the order is placed, support BIS electronic invoices, and automatically generate all required accounting documents. To complete a purchase for a company, simply select the company profile during checkout.