Airguard Envirocare

F7 Bag FilterHVAC Pocket / Bag Filters

Airguard Envirocare F7 Bag Filter i a high-performance F7 pocket filter de igned for commercial and indu trial HVAC y tem .

HVAC Pocket/Bag Filter
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F7 bag filter for commercial and industrial air handling systems

The F7 Bag Filter provides an effective solution for HVAC and air handling applications where consistent fine particulate filtration is required.

Its multi-pocket construction provides a large filtration area, helping the filter retain airborne contaminants while supporting efficient airflow through the system. The combination of high dust-holding capacity and relatively low initial resistance helps maximise filter service cycles and supports efficient operation of air handling equipment.

Manufactured using Airguard Envirocare-approved synthetic media that is free from glass fibres, the media is formed into heat-sealed pockets and enclosed within a galvanised header frame. The standard filter is supplied with a 20 mm galvanised header, with a 25 mm option also available.

The F7 Bag Filter is suitable for both replacement and new-build HVAC installations. It can also be specified against existing filter dimensions, airflow requirements and efficiency requirements.

Construction

The F7 Pocket Filter is manufactured from approved synthetic filtration media designed to provide dependable particulate capture without the use of glass fibres.

The media is formed into heat-sealed pockets, creating a large effective filtration surface within a compact filter housing. The pockets are retained within a galvanised steel header frame, providing a secure and practical installation format for suitable air handling units and HVAC systems.

Key Construction Features

  • Approved synthetic filtration media

  • Glass-fibre-free media

  • Heat-sealed pocket construction

  • Multi-pocket design

  • Galvanised header frame

  • 20 mm galvanised header as standard

  • 25 mm header available as an option

  • Standard and bespoke sizes available

Request Pricing

Share part number/spec, dimensions, airflow and efficiency, and our team will respond within 24 hours.

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Solid qualityWould order againCut our change-out frequencyReliable performanceTop quality and great supportStraightforward specification

How ordering works

From purchase order to delivery on site. Every F7 Bag Filter is built, checked and shipped by our own team.

01
Purchase Order
Confirm your quote and raise a PO. We acknowledge it and confirm lead time in writing.
02
Production
Your F7 Bag Filter is made to order in our Wolverhampton factory, to your sizes.
03
Quality Assurance
Every filter is inspected under our ISO 9001:2015 quality management system.
04
Packing
Custom packaging and labelling, with test certification and documentation.
05
Shipping
Despatched worldwide with tracking, so purchasing and site teams stay informed.

Frequently Asked Questions

Common questions about F7 Bag Filter.

The published specification lists the F7 Bag Filter as ISO 16890 ePM10 90%, with an equivalent F7 classification under EN779:2012.

Yes. Airguard Envirocare supplies a range of standard sizes and can manufacture non-standard sizes to order. Customers can provide their existing filter dimensions, specifications, airflow, or efficiency requirements for replacement.

An F7 bag filter is a medium-to-fine HVAC air filter designed for air handling units, commercial ventilation and industrial HVAC systems. It helps capture fine airborne particulate while maintaining suitable airflow for the installed system.

F7 is a filter classification from the older EN779 standard. For current filter selection, the relevant ISO 16890 classification and tested performance data should be reviewed to ensure the filter meets the required application standard.

Generally, under the former EN779 classification system:

  • F6 – medium-efficiency filtration

  • F7 – higher fine-particle filtration

  • F8 – higher-efficiency fine filtration

The exact replacement should be selected using current technical data, including ISO 16890 performance, airflow and pressure-drop requirements.

Yes. Airguard Envirocare can supply an OEM-equivalent or specification-matched F7 bag filter. Send the existing manufacturer or OEM part number, dimensions, pocket quantity, depth and airflow requirements for matching.

The required number of pockets depends on the filter size, airflow, pressure-drop requirements and existing AHU configuration. For an exact replacement, the pocket quantity and layout should match the existing filter specification.

Provide the following details:

  • Existing part number or OEM number

  • Width × height × depth

  • Number of pockets

  • Airflow

  • Required filtration efficiency

  • Existing filter photograph or drawing, if available

This allows Airguard Envirocare to identify the correct F7 bag filter replacement for the HVAC or industrial air handling system.

F7 Bag Filter should be selected according to the environmental conditions stated in its product specification, including factors such as dust, moisture, salt, humidity, temperature and airborne contamination where applicable. The installed system and required filtration performance should be checked before selection.

Where F7 Bag Filter is identified as Altair-compatible, Airguard Envirocare positions it as an OEM-equivalent or specification-matched replacement. Exact compatibility should be confirmed against the installed filter's part number, dimensions and required performance. The available FAQ material does not identify a specific gas-turbine air intake system for this product; use it only where its published dimensions, airflow and filtration requirements match the installed system.

Yes. Airguard Envirocare can provide available technical information for F7 Bag Filter, including technical datasheets, technical drawings and other relevant information on request.

The stated manufacturing origin is the United Kingdom.

Depending on the product, order requirements and delivery location, F7 Bag Filter can be delivered in approximately 2 to 7 working weeks.

Use of an alternative filter should not be described as automatically voiding a gas turbine warranty. Warranty terms are set by the turbine OEM and the applicable contract, so customers should confirm the requirements with the OEM or operator before installation. Where this product is used as an OEM-equivalent replacement, its dimensions and performance specification should be verified for the specific installation.

Yes. Airguard Envirocare offers a 12-month manufacturer's warranty for the F7 Bag Filter.

Can’t find it? Ask our team

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