Magnum Filters produce a full range of spa pool and swimming pool filter cartridges. As well as pleated cartridges for the water purification industry.
Click Here to download 'Filter ID Form'
If you are a spa/pool manufacturer or distributor, we can design and manufacture filter cartridges to your specific requirements. Click here to submit your requirements.
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*You will be supplied with search results that are + and - 5mm within your search criteria.

| NA75 | |
|---|---|
| Description | NALLY ASTRA 75 |
| Diameter(mm) | 300 |
| Length(mm) | 295 |
| Top | Moulded knob handle |
| Bottom | Moulded cone adapter |
| Replaces | |
|---|---|
| Pleatco | |
| Unicel | |
| Filbur | |
| OEM | |
| Other | |



| NM25 | |
|---|---|
| Description | NALLY MONO 25 |
| Diameter(mm) | 173 |
| Length(mm) | 234 |
| Top | Moulded knob handle |
| Bottom | Male slip fitting |
| Replaces | |
|---|---|
| Pleatco | |
| Unicel | |
| Filbur | |
| OEM | |
| Other | |



| NM50 | |
|---|---|
| Description | NALLY MONO 50 |
| Diameter(mm) | 173 |
| Length(mm) | 433 |
| Top | Moulded knob handle |
| Bottom | Male slip fitting |
| Replaces | |
|---|---|
| Pleatco | |
| Unicel | |
| Filbur | |
| OEM | |
| Other | |



| NM75 | |
|---|---|
| Description | NALLY MONO 75 |
| Diameter(mm) | 185 |
| Length(mm) | 490 |
| Top | Moulded knob handle |
| Bottom | Male slip fitting |
| Replaces | |
|---|---|
| Pleatco | |
| Unicel | |
| Filbur | |
| OEM | 1516 |
| Other | |



| O224 | |
|---|---|
| Description | O2 Spas C24 |
| Diameter(mm) | 125 |
| Length(mm) | 203 |
| Top | Closed |
| Bottom | 46mm MPT (fine) Thread |
| Replaces | |
|---|---|
| Pleatco | |
| Unicel | |
| Filbur | |
| OEM | |
| Other | |