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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WW325
Description WATERWAY CRYSTAL WATER 325
Diameter(mm) 117
Length(mm) 508
Top Open
Bottom Open
Replaces
Pleatco PWW80
Unicel C-7470
Filbur FC-1976
OEM 817-0081
Other
Comments4 x 80sq ft cartridges to make set
WW425
Description WATERWAY CRYSTAL WATER 425
Diameter(mm) 177
Length(mm) 662
Top Open
Bottom Open
Replaces
Pleatco PWW105
Unicel C-7471
Filbur FC-1977
OEM 817-0106
Other
Comments4 x 105sq ft cartridges to make set
WW525
Description WATERWAY CRYSTAL WATER 525
Diameter(mm) 177
Length(mm) 814
Top Open
Bottom Open
Replaces
Pleatco PWW130
Unicel C-7472
Filbur FC-1978
OEM 817-0131
Other
Comments4 x 125sq ft cartridges to make set
WW525
Description WATERWAY CRYSTAL WATER 525
Diameter(mm) 177
Length(mm) 814
Top Open
Bottom Open
Replaces
Pleatco PWW130
Unicel C-7472
Filbur FC-1978
OEM 817-0131
Other
Comments4 REQUIRED FOR SET
WW35D
Description WATERWAY DSF35
Diameter(mm) 125
Length(mm) 117
Top Open
Bottom Open
Replaces
Pleatco PRB17.5SF-JH-PAIR
Unicel C-4401
Filbur FC-2386
OEM 817-3510
Other SC726, 40352
CommentsSet of 2. Combined height of 234mm
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