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UV Sterilizers: Large Tanks

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Coralife Turbo Twist 6X UV Sterilizer 18W Coralife Turbo Twist 6X UV Sterilizer, 18W (New Version)

Product Code: RES15601
The Coralife Turbo Twist 6X UltraViolet Sterilizer, 18W, features a unique twist flow design that guides water flow more evenly through the sterilizer, increasing exposure to ultraviolet light and improving the treatment of unwanted algae and harmful micro-organisms. For aquariums up to 250 gallons.

Our Price (price includes free shipping!) $187.95
In Stock
Pentair Aquatics Lifegard Aquastep Pro 25 Watt UV Sterilizer Lifegard Aquatics Aquastep Pro 25 Watt UV Sterilizer

Product Code: RRL31133
The Lifegard Aquatics Aquastep Pro 25 Watt UV Sterilizer is for aquariums up to 200 gallons. For in line or hang-on use.

Our Price (price includes free shipping!) $188.14
In Stock
Lifegard Aquatics QL-Series 15 Watt UV Sterilizer Lifegard Aquatics QL-Series 15 Watt UV Sterilizer

Product Code: RRL30284
The Lifegard Aquatics QL-Series 15 Watt UV Sterilizer is for aquariums up to 75 gallons and ponds up to 1,100 gallons. Requires a pump with a flow rate less than 240 gph.

Our Price (price includes free shipping!) $196.68
In Stock
Lifegard Aquatics QL-Series 25 Watt UV Sterilizer Lifegard Aquatics QL-Series 25 Watt UV Sterilizer

Product Code: RRL30296
The Lifegard Aquatics QL-Series 25 Watt UV Sterilizer is for aquariums up to 130 gallons and ponds up to 2,360 gallons. Requires a pump with a flow rate less than 760 gph.

Our Price: $243.63
In Stock
Lifegard Aquatics QL-Series 40 Watt UV Sterilizer Lifegard Aquatics QL-Series 40 Watt UV Sterilizer

Product Code: RRL30302
The Lifegard Aquatics QL-Series 40 Watt UV Sterilizer is for aquariums up to 260 gallons and ponds up to 4,725 gallons. Requires a pump with a flow rate less than 1500 gph.

Our Price (price includes free shipping!) $290.10
In Stock
Lifegard Aquatics Pro-MAX 3" Body 25W Standard High Output UV Sterilizer Lifegard Aquatics Pro-MAX 3" Body 25W Standard High Output UV Sterilizer

Product Code: RRL31819
The Lifegard Aquatics Pro-MAX 3" 25W Standard High Output UV Sterilizer is for aquariums up to 130 gallons and ponds up to 2,400 gallons. Requires a pump with a flow rate less than 1,000 GPH. Features a flow-through design with angled inlet and outlet ports. Comes with the Internal Locking Assembly for sealing the quartz sleeve.

Our Price (price includes free shipping!) $318.98
In Stock
Lifegard Aquatics Pro-MAX 3" 25W Standard High Output UV Sterilizer & Replacement Lamp Package Lifegard Aquatics Pro-MAX 3" Body 25W Standard High Output UV Sterilizer & Replacement Lamp Package

Product Code: RRL31819-Bundle
This package includes the Lifegard Aquatics Pro-MAX 3" Body 25W Standard High Output UV Sterilizer & Replacement Lamp. You'll need a bulb in a year as bulbs should be replaced annually. Might as well get one with the UV.

Our Price (price includes free shipping!) $329.99
In Stock
Aqua Ultraviolet Classic 25 Watt White UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt Aqua Ultraviolet Classic 25 Watt White 2" UV Sterilizer

Product Code: RAU00025
The Aqua Ultraviolet Classic 25 Watt White 2" UV Sterilizer is a sterilizer for a 500-1200 gallon pond or an aquarium up to 150 gallons, or a clarifier for a ponds up to 4000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $399.75
In Stock
Aqua Ultraviolet Classic 25 Watt Black UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt Aqua Ultraviolet Classic 25 Watt Black 2" UV Sterilizer

Product Code: RAU00028
The Aqua Ultraviolet Classic 25 Watt Black 2" UV Sterilizer is a sterilizer for a 500-1200 gallon pond or an aquarium up to 150 gallons, or a clarifier for a ponds up to 4000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $399.75
In Stock
Aqua Ultraviolet Classic 25 Watt White UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer

Product Code: RAU00024
The Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer is a sterilizer for a 500-1200 gallon pond or an aquarium up to 150 gallons, or a clarifier for a ponds up to 4000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $408.60
In Stock
Aqua Ultraviolet Classic 25 Watt Black UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt Aqua Ultraviolet Classic 25 Watt Black 3/4" UV Sterilizer

Product Code: RAU00023
The Aqua Ultraviolet Classic 25 Watt Black 3/4" UV Sterilizer is a sterilizer for a 500-1200 gallon pond or an aquarium up to 150 gallons, or a clarifier for a ponds up to 4000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $408.60
In Stock
Lifegard Aquatics Pro-MAX 3" Body 55W Amalgam High Output UV Sterilizer Lifegard Aquatics Pro-MAX 3" Body 55W Amalgam High Output UV Sterilizer

Product Code: RRL31821
The Lifegard Aquatics Pro-MAX 3" 55W Standard High Output UV Sterilizer is for aquariums up to 350 gallons and ponds up to 6,000 gallons. Requires a pump with a flow rate less than 3,600 GPH. Features a flow-through design with angled inlet and outlet ports. Comes with the Internal Locking Assembly for sealing the quartz sleeve.

Our Price (price includes free shipping!) $412.42
In Stock
Lifegard Aquatics Pro-MAX 3" Body 40W Standard High Output UV Sterilizer Lifegard Aquatics Pro-MAX 3" Body 40W Standard High Output UV Sterilizer

Product Code: RRL31820
The Lifegard Aquatics Pro-MAX 3" 40W Standard High Output UV Sterilizer is for aquariums up to 250 gallons and ponds up to 4,700 gallons. Requires a pump with a flow rate less than 2,500 GPH. Features a flow-through design with angled inlet and outlet ports. Comes with the Internal Locking Assembly for sealing the quartz sleeve.

Our Price (price includes free shipping!) $416.93
In Stock
Aqua Ultraviolet Twist 25 Watt 2" White UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt Aqua Ultraviolet Twist 25 Watt 2" White UV Sterilizer

Product Code: RAU00337
The Aqua Ultraviolet Twist 25 Watt 2" White UV Sterilizer combines all the functionality of the Aqua Ultraviolet Classic with unions that expand functionality. A union in the body allows you to rotate the inlet and outlet to the optimum places for your particular hookups. The Twist 25 Watt is a sterilizer for a 500-1200 gallon pond or an aquarium up to 150 gallons, or a clarifier for a ponds up to 4000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $421.10
In Stock
Aqua Ultraviolet 25W 3/4" OZONE UV Sterilizer Aqua Ultraviolet 25W 3/4" OZONE UV Sterilizer

Product Code: RAU00222
The Aqua Ultraviolet 25W 3/4" OZONE UV Sterilizer is the premium choice as a clarifier and sterilizer in ponds and aquariums. This ozone unit will also create ozone gas that will make the water even clearer than with just a regular UV sterilizer. .

Our Price (price includes free shipping!) $428.20
(Out of Stock)
Aqua Ultraviolet Classic 25 Watt White UV Sterilizer with Wiper Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer w/ WIPER

Product Code: RAU00020
The Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer w/ WIPER is a sterilizer for a 500-1200 gallon pond or an aquarium up to 150 gallons, or a clarifier for a ponds up to 4000 gallons (50% to 75% plant coverage). Includes wiper for cleaning the quartz sleeve.

Our Price (price includes free shipping!) $442.85
In Stock
Lifegard Aquatics Pro-MAX 3" Body 40W Standard High Output UV Sterilizer & Replacement Lamp Package Lifegard Aquatics Pro-MAX 3" Body 40W Standard High Output UV Sterilizer & Replacement Lamp Package

Product Code: RRL31820-Bundle
This package includes the Lifegard Aquatics Pro-MAX 3" Body 40W Standard High Output UV Sterilizer & Replacement Lamp. You'll need a bulb in a year as bulbs should be replaced annually. Might as well get one with the UV.

Our Price (price includes free shipping!) $454.99
In Stock
Lifegard Aquatics Pro-MAX 3" Body 55W Amalgam High Output UV Sterilizer & Replacement Lamp Package Lifegard Aquatics Pro-MAX 3" Body 55W Amalgam High Output UV Sterilizer & Replacement Lamp Package

Product Code: RRL31821-Bundle
This package includes the Lifegard Aquatics Pro-MAX 3" Body 55W Amalgam High Output UV Sterilizer & Replacement Lamp. You'll need a bulb in a year as bulbs should be replaced annually. Might as well get one with the UV.

Our Price (price includes free shipping!) $469.99
In Stock
Lifegard Aquatics Pro-MAX 3" Body 90W Amalgam High Output UV Sterilizer Lifegard Aquatics Pro-MAX 3" Body 90W Amalgam High Output UV Sterilizer

Product Code: RRL31822
The Lifegard Aquatics Pro-MAX 3" 90W Standard High Output UV Sterilizer is for aquariums up to 650 gallons and ponds up to 11,000 gallons. Requires a pump with a flow rate less than 4,600 GPH. Features a flow-through design with angled inlet and outlet ports. Comes with the Internal Locking Assembly for sealing the quartz sleeve.

Our Price (price includes free shipping!) $489.70
In Stock
Lifegard Aquatics Pro-MAX 5" Body 55W Amalgam High Output UV Sterilizer Lifegard Aquatics Pro-MAX 5" Body 55W Amalgam High Output UV Sterilizer

Product Code: RRL31825
The Lifegard Aquatics Pro-MAX 5" 55W Standard High Output UV Sterilizer is for aquariums up to 350 gallons and ponds up to 6,000 gallons. Requires a pump with a flow rate less than 4,000 GPH. Features a flow-through design with angled inlet and outlet ports. Comes with the Internal Locking Assembly for sealing the quartz sleeve.

Our Price (price includes free shipping!) $558.19
In Stock
Lifegard Aquatics Pro-MAX 3" Body 90W Amalgam High Output UV Sterilizer & Replacement Lamp Package Lifegard Aquatics Pro-MAX 3" Body 90W Amalgam High Output UV Sterilizer & Replacement Lamp Package

Product Code: RRL31822-Bundle
This package includes the Lifegard Aquatics Pro-MAX 3" Body 90W Amalgam High Output UV Sterilizer & Replacement Lamp. You'll need a bulb in a year as bulbs should be replaced annually. Might as well get one with the UV.

Our Price (price includes free shipping!) $559.99
In Stock
Aqua Ultraviolet Classic 40 Watt White UV Sterilizer aqua uv 40w aqua uv 40 watt aqua ultraviolet 40w aqua ultraviolet 40 watt Aqua Ultraviolet Classic 40 Watt White 2" UV Sterilizer

Product Code: RAU00040
The Aqua Ultraviolet Classic 40 Watt White 2" UV Sterilizer is a sterilizer for a 1200-2000 gallon pond or an aquarium up to 325 gallons, or a clarifier for a ponds up to 6,000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $568.50
In Stock
Aqua Ultraviolet Classic 40 Watt Black UV Sterilizer aqua uv 40w aqua uv 40 watt aqua ultraviolet 40w aqua ultraviolet 40 watt Aqua Ultraviolet Classic 40 Watt Black 2" UV Sterilizer

Product Code: RAU00062
The Aqua Ultraviolet Classic 40 Watt Black 2" UV Sterilizer is a sterilizer for a 1200-2000 gallon pond or an aquarium up to 325 gallons, or a clarifier for a ponds up to 6,000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $570.30
(Out of Stock)
Aqua Ultraviolet Classic 40 Watt White UV Sterilizeraqua uv 40w aqua uv 40 watt aqua ultraviolet 40w aqua ultraviolet 40 watt Aqua Ultraviolet Classic 40 Watt White 3/4" UV Sterilizer

Product Code: RAU00039
The Aqua Ultraviolet Classic 40 Watt White 3/4" UV Sterilizer is a sterilizer for a 1200-2000 gallon pond or an aquarium up to 325 gallons, or a clarifier for a ponds up to 6,000 gallons (50% to 75% plant coverage). Requires a pump.

Our Price (price includes free shipping!) $577.40
In Stock
Aqua Ultraviolet Twist 40 Watt White UV Sterilizer aqua uv 40w aqua uv 40 watt aqua ultraviolet 40w aqua ultraviolet 40 watt hang on Aqua Ultraviolet Twist 40 Watt 2" White UV Sterilizer

Product Code: RAU00345
The Aqua Ultraviolet Twist 40 Watt 2" White UV Sterilizer combines all the functionality of the Aqua Ultraviolet Classic with unions that expand functionality. A union in the body allows you to rotate the inlet and outlet to the optimum places for your particular hookups. The Twist 40 Watt is a sterilizer for a 1200-2000 gallon pond or an aquarium up to 325 gallons, or a clarifier for a ponds up to 6,000 gallons (50% to 75% plant coverage).

Our Price (price includes free shipping!) $589.90
In Stock