Lid
clips on all models except 2000. Do net let these filters freeze.
Clips are designed to break if water in unit freezes.
|
| Cleaning indicator rises
when unit needs to be cleaned. |
Graded foams remove more dirt as water passes through. Because
the water is under pressure, the foams fill with many more beneficial
bacteria without becoming blocked. Model 250 has 1 foam and 500 has 2
foams.. Other models include coarse, medium and fine filter foams. |
Foam support plate (except
models 250/500) |
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|
|
| Quick
snap release for UV lamp. The UV lamp should be renewed yearly. |
|
Bayonet locking quartz tube. Quartz allows more light than plain glass
or plastic which restrict UV light. |
''Turbolator'' moulding spins water around the UV lamp for more
effective elimination of green water. |
Plastic biomedia (except models 250/500).The home for billions of
beneficial bacteria. |
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