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Ponding 101
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A biological pond filter is beneficial for every pond, with or without fish.

Ultraviolet Sterilizers

Alpine UV Clarifier with 7 Watt UV-C - PLUV1000

Alpine UV Clarifier with 7 Watt UV-C - PLUV1000

Suggested Retail: $154.00Our Price: Only $81.99
You save: 47%

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Alpine UV Clarifier with 9 Watt UV-C - PLUV2000

Alpine UV Clarifier with 9 Watt UV-C - PLUV2000

Suggested Retail: $178.00Our Price: Only $108.00
You save: 39%

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Alpine UV Clarifier with 11 Watt UV-C - PLUV3000

Alpine UV Clarifier with 11 Watt UV-C - PLUV3000

Suggested Retail: $220.00Our Price: Only $125.00
You save: 43%

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Alpine UV Clarifier with 40 Watt UV-C Stainless Steel

Alpine UV Clarifier with 40 Watt UV-C Stainless Steel

Suggested Retail: $345.00Our Price: Only $258.75
You save: 25%

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CalPump - UVC9 - 9 WATT UV CLARIFIER - 517424

CalPump - UVC9 - 9 WATT UV CLARIFIER - 517424

Suggested Retail: $193.00Our Price: Only $125.45
You save: 35%

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CalPump - UVC18 - 18 WATT UV CLARIFIER - 517425

CalPump - UVC18 - 18 WATT UV CLARIFIER - 517425

Suggested Retail: $232.00Our Price: Only $150.80
You save: 35%

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CalPump - UVC36 - 36 WATT UV CLARIFIER - 517426 - ON SALE

CalPump - UVC36 - 36 WATT UV CLARIFIER - 517426 - ON SALE

Suggested Retail: $270.00Our Price: Only $162.00
You save: 40%

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Calpump Replacement Quartz Sleeves
Calpump Replacement UV Lamps
Aqua UV - 15 Watt Clarifier Retrofit UV Unit for Savio Compact Skimmer

Aqua UV - 15 Watt Clarifier Retrofit UV Unit for Savio Compact Skimmer

Suggested Retail: $204.00Our Price: Only $142.80
You save: 30%

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Aqua UV - 25 Watt Clarifier Retrofit UV Unit for Savio Full Size Skimmer

Aqua UV - 25 Watt Clarifier Retrofit UV Unit for Savio Full Size Skimmer

Suggested Retail: $230.00Our Price: Only $161.00
You save: 30%

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Aqua UV - 57 Watt Clarifier Retrofit UV Unit for Savio Full Size Skimmer

Aqua UV - 57 Watt Clarifier Retrofit UV Unit for Savio Full Size Skimmer

Suggested Retail: $332.00Our Price: Only $232.40
You save: 30%

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Replacement PL-S Philips 5 Watt UV Bulb

Replacement PL-S Philips 5 Watt UV Bulb

Suggested Retail: $39.99Our Price: Only $30.00
You save: 25%

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Replacement PL-S Philips 9 Watt UV Bulb

Replacement PL-S Philips 9 Watt UV Bulb

Suggested Retail: $41.99Our Price: Only $34.00
You save: 19%

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Replacement Philips PL-S - 13 Watt TUV Lamp

Replacement Philips PL-S - 13 Watt TUV Lamp

Suggested Retail: $43.95Our Price: Only $33.00
You save: 25%

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Replacement PL-L Philips 18 Watt UV Bulb

Replacement PL-L Philips 18 Watt UV Bulb

Suggested Retail: $69.99Our Price: Only $49.00
You save: 30%

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Replacement PL-L Philips 36 Watt UV Bulb

Replacement PL-L Philips 36 Watt UV Bulb

Suggested Retail: $99.99Our Price: Only $65.00
You save: 35%

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Tetra - 9 Watt Replacement UV Lamp for PUV-1500 and BP-1500UV Filters Only

Tetra - 9 Watt Replacement UV Lamp for PUV-1500 and BP-1500UV Filters Only

Suggested Retail: $59.99Our Price: Only $32.00
You save: 47%

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Purely UV - H-Series - 18 Watt - 2G11 Base/4 Pin - 8.75" Long

Purely UV - H-Series - 18 Watt - 2G11 Base/4 Pin - 8.75" Long

Suggested Retail: $34.35Our Price: Only $27.48
You save: 20%

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Purely UV - H-Series - 18 Watt - 2G11 Base/4 Pin - 8.25" Long

Purely UV - H-Series - 18 Watt - 2G11 Base/4 Pin - 8.25" Long

Suggested Retail: $34.35Our Price: Only $27.48
You save: 20%

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Purely UV - H-Series - 24 Watt - 2G11 Base/4 Pin - 12" Long

Purely UV - H-Series - 24 Watt - 2G11 Base/4 Pin - 12" Long

Suggested Retail: $36.43Our Price: Only $29.14
You save: 20%

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Purely UV - H-Series - 36 Watt - 2G11 Base/4 Pin - 16.375" Long

Purely UV - H-Series - 36 Watt - 2G11 Base/4 Pin - 16.375" Long

Suggested Retail: $50.84Our Price: Only $40.67
You save: 20%

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Purely UV - H-Series - 55 Watt - 2G11 Base/4 Pin - 21" Long

Purely UV - H-Series - 55 Watt - 2G11 Base/4 Pin - 21" Long

Suggested Retail: $60.62Our Price: Only $48.50
You save: 20%

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Purely UV - H-Series - 9 Watt - 2G7 Base/4 Pin - 6.5" Long

Purely UV - H-Series - 9 Watt - 2G7 Base/4 Pin - 6.5" Long

Suggested Retail: $23.38Our Price: Only $21.04
You save: 10%

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Purely UV - H-Series - 5 Watt - G23 Base/2 Pin - 4" Long

Purely UV - H-Series - 5 Watt - G23 Base/2 Pin - 4" Long

Suggested Retail: $17.51Our Price: Only $14.01
You save: 20%

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Purely UV - H-Series - 7 Watt - G23 Base/2 Pin - 5.35" Long - PUVH2307

Purely UV - H-Series - 7 Watt - G23 Base/2 Pin - 5.35" Long - PUVH2307

Suggested Retail: $17.51Our Price: Only $12.25
You save: 30%

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Purely UV - H-Series - 9 Watt - G23 Base/2 Pin - 6.5" Long

Purely UV - H-Series - 9 Watt - G23 Base/2 Pin - 6.5" Long

Suggested Retail: $19.26Our Price: Only $15.41
You save: 20%

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Purely UV - H-Series - 11 Watt - G23 Base/2 Pin - 9.19" Long - PUVH2311

Purely UV - H-Series - 11 Watt - G23 Base/2 Pin - 9.19" Long - PUVH2311

Suggested Retail: $20.16Our Price: Only $16.13
You save: 20%

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Purely UV - H-Series - 13 Watt - GX23 Base/2 Pin - 7.25" Long

Purely UV - H-Series - 13 Watt - GX23 Base/2 Pin - 7.25" Long

Suggested Retail: $22.67Our Price: Only $18.14
You save: 20%

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Purely UV - T5B-Series - 8 Watt - T5B Base/2 Pins on each end - 12" Long

Purely UV - T5B-Series - 8 Watt - T5B Base/2 Pins on each end - 12" Long

Suggested Retail: $20.79Our Price: Only $16.63
You save: 20%

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Purely UV - T5B-Series - 16 Watt - T5B Base/4 Pins on one side - 12" Long

Purely UV - T5B-Series - 16 Watt - T5B Base/4 Pins on one side - 12" Long

Suggested Retail: $25.14Our Price: Only $20.11
You save: 20%

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Purely UV - T8B-Series - 15 Watt - T8B Base/2 Pins on both ends - 17.75" Long

Purely UV - T8B-Series - 15 Watt - T8B Base/2 Pins on both ends - 17.75" Long

Suggested Retail: $50.04Our Price: Only $40.03
You save: 20%

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Purely UV - T8B-Series - 25 Watt - T8B Base/2 Pins on both ends - 17.75" Long

Purely UV - T8B-Series - 25 Watt - T8B Base/2 Pins on both ends - 17.75" Long

Suggested Retail: $50.58Our Price: Only $40.46
You save: 20%

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Purely UV - T5F-Series - 10 Watt - T5F Base/4 Pins on one end - 8.75" Long

Purely UV - T5F-Series - 10 Watt - T5F Base/4 Pins on one end - 8.75" Long

Suggested Retail: $39.33Our Price: Only $31.46
You save: 20%

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Purely UV - T5F-Series - 11 Watt - T5F Base/4 Pins on one end - 8.75" Long

Purely UV - T5F-Series - 11 Watt - T5F Base/4 Pins on one end - 8.75" Long

Suggested Retail: $39.33Our Price: Only $31.46
You save: 20%

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Purely UV - T5F-Series - 20 Watt - T5F Base/4 Pins on one end - 14.5" Long - On Sale

Purely UV - T5F-Series - 20 Watt - T5F Base/4 Pins on one end - 14.5" Long - On Sale

Suggested Retail: $61.25Our Price: Only $42.87
You save: 30%

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Purely UV - T5F-Series - 25 Watt  - T5F Base/4 Pins on one end - 17.5" Long

Purely UV - T5F-Series - 25 Watt - T5F Base/4 Pins on one end - 17.5" Long

Suggested Retail: $50.84Our Price: Only $40.67
You save: 20%

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Purely UV - T5F-Series -25 Watt  - T5F Base/4 Pins on one side - 18.5" Long

Purely UV - T5F-Series -25 Watt - T5F Base/4 Pins on one side - 18.5" Long

Suggested Retail: $56.63Our Price: Only $39.64
You save: 30%

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Purely UV - T5F-Series - 40 Watt  - T5F Base/4 Pins on one side - 33.5" Long

Purely UV - T5F-Series - 40 Watt - T5F Base/4 Pins on one side - 33.5" Long

Suggested Retail: $75.12Our Price: Only $60.10
You save: 20%

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Purely UV - T5F-Series - 57 Watt  - T5F Base/4 Pins on one side - 17.5" Long

Purely UV - T5F-Series - 57 Watt - T5F Base/4 Pins on one side - 17.5" Long

Suggested Retail: $53.74Our Price: Only $42.99
You save: 20%
Purely UV - T5F-Series - 40 Watt - T5F Base/4 Pins on one end - 20" Long

Purely UV - T5F-Series - 40 Watt - T5F Base/4 Pins on one end - 20" Long

Suggested Retail: $69.33Our Price: Only $55.46
You save: 20%

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Ultraviolet Sterilizers