20 PCS UV Light Bulb18W Watt 2G11 Base for Aquarium UVC Sterilizer

Features:
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Great UV sterilizer lamp tube. It generates 254 nm UVC rays to kill bacteria and viruses in aquarium, kitchen, bathroom, restaurant, etc.
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Made of special treated quartz tubes.  It allows over 90% UVC penetration.  It also guarantees less than 25% UV light depreciation after 8000 hours’ usage. It’s more efficient and lasts longer than the cheap borax glass tubes in the market.
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Fit For Most UV Sterilizers On The Market Specifications:
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110V-120V / 60Hz, 18W
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Length Overall: 8-1/4"
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Average Life Hour: 8,000hrs
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2G11 base 4-pin Includes: 
20pcs 18W UV light bulb Compatible Products:
Aqua Medic                     Helix Max
Cal Pump                        U.V. Clarifier #UV18
Cal Pump                        Biofilter #BF2000
Commodity Axis              ViaAqua® Terminator™ UV Sterlizer
Coralife                           Turbo-Twist UV Sterilizers
Custom SeaLife               Double Helix UV Sterilizer
ESU Pondlife                  Turbo-Twist 6X UV Pond Clarifier
Garden Treasures            Biological Pond Filter - Lowes 60030 Garden Treasures
Honeywell                        UV Airvent Kit Air Treatment System
Jebao                              UV Ultraviolet Sterilizer UV-H18
OASE                             Bitron 18C UVC Clarifiers
Pondlife                          Turbo-Twist UV Pond Clarifiers
SUNSUN                        18W UV Sterilizer
HAQOS                          18W UV Sterilizer
Pentair Aquatics             18 Watt Upgrade Kit for ClearChoice PRF4000
Pet Mate                         18 Watt Bio-Active BP4000 UV 26568 Bulb 16792
Tetra Pond                     18 Watt Bio-Active BP4000 - UV – 26567
Tetra Pond                    18 Watt Bio-Active BP2500 - UV - 26568 Bulb - 16792
Tetra Pond                    18 Watt Upgrade Kit for ClearChoice PRF4000
Tetra Pond                    18 Watt Upgrade Kit for ClearChoice PRF2500
Tetra Pond                    18 Watt ClearChoice PUV - 2500 With UV Clarifier
Tetra Pond                    18 Watt ClearChoice PUV - 4000 With UV Clarifier WARNING:

Returns Accepted for this item if it's within 30 Days