V-Bank Compact Air Filter for HVAC and Cleanroom Ventilation

Product Description

The V-bank compact air filter is designed for high-efficiency air filtration in HVAC systems, air handling units, cleanrooms and industrial ventilation equipment. The filter uses several mini-pleated media packs arranged in a V-shaped structure inside a rigid frame. This design provides a large filtration area within a relatively small installation depth, making it suitable for systems that require high airflow and better particle removal performance.

Compared with a traditional pocket filter, the compact V-bank filter provides a more rigid structure and a higher filtration area. It is normally used at the medium-to-high efficiency or final filtration stage, depending on the filter media and efficiency grade. In practical applications, it can be installed after a pre-filter to remove fine dust and airborne particles before the air enters production areas, cleanrooms or sensitive equipment.

A typical air filtration process can be arranged as:

Pre-Filter → Pocket Filter → V-Bank Compact Filter → Supply Air

For systems with higher cleanliness requirements, the V-bank filter can also be used before a final HEPA filter to reduce the dust load and help extend HEPA filter service life.

Where Is This Filter Used?

V-bank compact filters are commonly used in central air-conditioning systems, pharmaceutical factories, electronics plants, laboratories, food and beverage production areas, hospitals and other facilities where better indoor air quality is required.

In commercial HVAC systems, the filter can be installed inside the AHU to remove finer airborne dust before the air is supplied to offices, hotels, shopping malls or other occupied areas. In industrial factories, it helps reduce contamination entering production areas and protects cooling coils, ducts and downstream filters.

In pharmaceutical, electronics and cleanroom ventilation systems, compact filters are often used as an intermediate or high-efficiency filtration stage. Their large filtration area allows them to handle relatively high airflow while maintaining a reasonable pressure drop.

For food and beverage workshops, the filter is used in the ventilation system rather than for direct product filtration. It helps keep the production environment cleaner by reducing airborne dust and particles.

Main Features

The V-shaped arrangement allows more filter media to be installed inside the same frame size, increasing effective filtration area and dust-holding capacity. The rigid construction also helps the filter maintain its shape under high airflow conditions.

Mini-pleated filter media provides stable particle retention and even airflow distribution. Depending on the application, the frame can be made of galvanized steel, aluminum, plastic or other suitable materials.

Different efficiency grades, dimensions and airflow capacities can be selected according to the HVAC system design.

Specification

FAQ

Q1: What is a V-bank compact air filter used for?

It is mainly used for fine or high-efficiency air filtration in HVAC and air handling systems. It removes smaller airborne particles that pass through coarse or medium-efficiency pre-filters and helps improve the cleanliness of supply air.

Q2: What is the difference between a V-bank filter and a pocket filter?

A pocket filter uses flexible filter bags, while a V-bank compact filter uses rigid mini-pleated media packs. The V-bank design usually provides a larger filtration area in a compact space and can be selected for higher efficiency grades and higher airflow applications.

Q3: Can this filter be used as a final filter?

It depends on the efficiency grade. Some compact filters can be used as final filters in general ventilation systems, while higher cleanliness applications may still require a HEPA filter downstream. The correct configuration should be selected according to the required air cleanliness.

Q4: Can it be used before a HEPA filter?

Yes. A V-bank compact filter is often installed before a HEPA filter to capture fine dust first. This reduces the amount of contamination reaching the HEPA filter and can extend its service life.

Q5: What efficiency grades are available?

The filter can be supplied in different efficiency grades, such as F7, F8, F9 and higher efficiency classes depending on the filter media and system requirement. If the project follows ISO 16890 or EN 1822, the corresponding efficiency should be confirmed according to the required standard.

Q6: Why is the filter designed in a V shape?

The V-shaped arrangement increases the amount of filter media that can fit inside the frame. This gives the filter a larger effective filtration area, higher dust-holding capacity and better airflow performance than a simple flat filter.

Q7: Where is this filter normally installed?

It is normally installed inside an AHU, ventilation unit or cleanroom air-conditioning system. Common positions include after a pre-filter or pocket filter and before the final air supply section.

Q8: Can the size be customized?

Yes. Width, height, depth, number of V-shaped media packs, frame material and efficiency grade can be customized according to the existing equipment.

Q9: How do I know when the filter needs replacement?

Replacement is normally determined by differential pressure, airflow and system requirements. As dust accumulates, the pressure drop across the filter increases. When it reaches the recommended final pressure drop, the filter should be replaced.

Q10: Can this filter be used in pharmaceutical or electronics factories?

Yes. It is commonly used in the ventilation and air-conditioning systems of pharmaceutical, electronics and other controlled production environments. The actual efficiency grade should be selected according to the required room cleanliness and downstream filtration system.

Q11: What information is needed for quotation?

Please provide the filter dimensions, required efficiency grade, airflow, frame material, operating environment and quantity. If replacing an existing filter, a photo, model number or pressure-drop requirement can also help with selection.

Q12: Is this filter washable?

Most high-efficiency compact filters are designed as replaceable filters rather than washable filters. Cleaning may damage the filter media or change its filtration performance, so replacement is normally recommended once the final pressure drop is reached.

Manufacturer Profile

Shanghai Pullner Filtration Technology Co., Ltd.

Established: 2013

Shanghai Pullner Filtration Technology Co., Ltd., established in 2013, is a professional manufacturer of filter cartridges and filtration solutions.

With a 15,000m² production facility, 20+ production lines, advanced testing laboratories, and experienced R&D teams, Pullner provides high-performance filtration products for Microelectronics, Biopharmaceuticals, Food & Beverage, Petrochemical, Water Treatment, Power Generation, and other industries.

Certified with ISO 9001, ISO 14001, and ISO 45001, Pullner is committed to delivering reliable and innovative filtration solutions to customers worldwide.

Certifications

Frequently Asked Questions