Carbon filters
Carbon impregnated pleated panel filters
A G4 pleated panel with synthetic media coated in powdered activated carbon, for low, non-critical odour problems such as supply air drawn from busy roads, car parks or flight paths.
- G4
- ISO Coarse 85%
- 22, 47 or 96mm deep

Filter grade
G4 / ISO Coarse 85%
| Particulate grade | G4 (ISO Coarse 85%) |
|---|---|
| Filter role | Low-level odour reduction on supply air |
| Carbon | Powdered activated carbon coating |
| Media | Carbon-coated synthetic, uniform pleats |
| Frame | Card case (galvanised steel option) |
| Depths | 22mm, 47mm or 96mm |
| Open face area | 98% |
| Sizes | Non-standard sizes made to order |
| Testing | Tested to ISO 16890 and EN 779:2012 |
Standard sizes
Common sizes
Nominal imperial sizes with their actual metric face dimensions. Other sizes are manufactured to order.
| Nominal (inches) | Actual (mm) |
|---|---|
| 24 × 24 | 594 × 594 |
| 24 × 20 | 596 × 496 |
| 24 × 12 | 596 × 287 |
| 25 × 20 | 625 × 496 |
| 25 × 16 | 625 × 395 |
| 20 × 20 | 496 × 496 |
| 20 × 16 | 496 × 395 |
Product features
Construction and performance
- Helps with low, non-critical odour problems such as supply air drawn from busy roads, car parks or under flight paths.
- Synthetic media coated in highly active powdered activated carbon, housed in a card case.
- Can replace any existing panel filter where some odour reduction and fume adsorption is wanted.
- Uniform pleat configuration for maximum performance and a 98% open face area.
- Frame depths of 22mm, 47mm and 96mm.
- Also available with a galvanised steel frame.
- Non-standard sizes manufactured to order.
- Tested to ISO 16890 and EN 779:2012.
Key benefits
- The carbon particles adsorb low-level gaseous contaminants, removing unpleasant odours and greatly improving indoor air quality.
- A 98% filter surface area and uniform pleats give high dust holding capacity for good particulate filtration alongside odour removal.
Typical applications
- Supply air near busy roads
- Buildings beside car parks
- Sites under flight paths
- Offices
- Retail
- General HVAC
Talk to the Maxi team
Interested in carbon impregnated pleated panel filters?
Compare the range
How Carbon impregnated pleated panel compares with other carbon filters
| Specification | Carbon impregnated pleated panel | Carbon impregnated bag | Carbon panel | Discarb | Carbon rigid |
|---|---|---|---|---|---|
| Particulate grade | G4 (ISO Coarse 85%) | G4 (ISO Coarse 60%) | Pre-filter required | Pre-filter required | M6 (ISO ePM10 65%) |
| Carbon | Powdered activated carbon coating | Powdered activated carbon coating | Bonded or loose fill activated carbon | Bonded or loose fill, 18kg – 67kg | Carbon synthetic minipleat |
| Filter class | Low-level odour | Low-level odour | 50% CTC | 50% CTC | 65% CTC |
| Frame | Card case (galvanised steel option) | Metal, 20mm or 25mm | Galvanised steel | Sealed case, no bypass | ABS moulded plastic |
| Depths | 22mm, 47mm or 96mm | To suit housing | 12mm, 20mm, 45mm, 95mm or 150mm | 197mm, 292mm, 397mm, 440mm or 597mm | 292mm |
| Best for | Low-level supply air odours | Odour reduction in bag housings | General odour and fume removal | Heavy odour and gas loads | Combined particle and odour control |
G4Carbon impregnated bag filters
Odour reduction in bag housings
- ISO 16890
- ISO Coarse 60%
- Frame
- Metal, 20mm or 25mm
50% CTCCarbon panel filters
General odour and fume removal
- Carbon
- Bonded or loose fill
- Depths
- 12mm – 150mm
50% CTCDiscarb filters
Heavy odour and gas loads
- Carbon
- 18kg – 67kg
- Depths
- 197mm – 597mm
M6Carbon rigid filters
Combined particle and odour control
- ISO 16890
- ePM10 65%
- Filter class
- 65% CTC
FAQs
Carbon impregnated pleated panel filters: frequently asked questions
These filters combine G4 particulate filtration with activated carbon media to help reduce odours, fumes, and airborne contaminants.
Make an enquiry
Make an enquiry about Carbon Impregnated Pleated Panel Filters
Simply fill in the form below to make your enquiry and one of the Maxi team will get back to you as soon as possible.
Technical help without the hard sell
Need carbon impregnated pleated panel filters?
Send the face size, depth, frame and quantity, plus the odour or gas you need to remove, and Maxi will confirm the right carbon filter and loading.
