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20% Off Weekly Gems

Giesemann Aquaristic
LINEA 85 marine Aquarium w/ Stand (125 gal)
From: $2,956.00

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Giesemann Aquaristic
LINEA 85 marine Aquarium w/ Stand (165 gal)
From: $3,676.00

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4 Reviews

Pentair Aquatics
Smart UV Sterilizer 18 Watt (Up to 60g)
$369.10 $461.37
16 Reviews

Pentair Aquatics
Smart UV Sterilizer 25 Watt
$405.94 $507.42
35 Reviews

Pentair Aquatics
Smart UV Sterilizer 40 Watt
$441.51 $551.89
Pentair Aquatics
50 Watt Smart UV High Output UV Sterilizer
$767.82 $959.77
Pentair Aquatics
80 Watt Smart UV High Output UV Sterilizer
$812.30 $1,015.37
Pentair Aquatics
120 Watt Smart UV High Output UV Sterilizer
$872.66 $1,090.83
1 Review

Pentair Aquatics
150 Watt Smart UV High Output UV Sterilizer
From: $1,059.06

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7 Reviews

Pentair Aquatics
Replacement UV Lamp
From: $58.50

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1 Review

Pentair Aquatics
Replacement High Output UV Lamp
From: $70.60

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1 Review

Pentair Aquatics
Replacement Quartz Sleeve
From: $30.25

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Pentair Aquatics
Replacement Seal Kit for Pentair High Output UV Sterilizers
$9.08 $11.35
Pentair Aquatics
Power Supply for Pentair UV Sterilizers
From: $120.37

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27 Reviews

American Marine Inc.
Selcon Vitamin Fish Food Supplement
From: $11.99

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2 Reviews

Sustainable Aquatics
NipNori Tang Food - Raw Nori
From: $12.80

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1 Review

Sustainable Aquatics
NipNori Tang Food - Roasted Nori
From: $9.60

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Sustainable Aquatics
SA Dry Hatchery Diet (.5mm)
From: $6.80

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8 Reviews

Sustainable Aquatics
SA Dry Hatchery Diet (1.2mm)
From: $10.39

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Sustainable Aquatics
SA Dry Hatchery Diet (1.8mm)
From: $6.00

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Sustainable Aquatics
SA Dry Hatchery Diet (2.4mm)
From: $6.00

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60 Reviews

Coral RX
One Shot Single-Use Coral Dip
$2.00 $2.50
17 Reviews

Coral RX
Coral Rx Coral Dip - 8 oz
$14.37 $17.96
20 Reviews

Algae Free
Piranha Float Plus
$51.19 $63.99
30 Reviews

Algae Free
Hammerhead Float Plus
$72.79 $90.99
14 Reviews

Algae Free
Tiger Shark Float Plus
$102.39 $127.99
16 Reviews

Algae Free
Great White Plus
$156.79 $195.99
11 Reviews

Algae Free
Easyblade Algae Scraper Attachment
$14.39 $17.99
20 Reviews

American Marine Inc.
PINPOINT pH Monitor
$75.99 $94.99
18 Reviews

American Marine Inc.
PINPOINT pH Replacement Probe
$39.99 $49.99
7 Reviews

Glentronics
Watchdog Leak Detection Alarm
$12.79 $15.99
2 Reviews

Miscellaneous
32oz Bettix Bottle with 1oz Dispensing Cup
$5.59 $6.99

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Miscellaneous
64oz Bettix Bottle with 4oz Dispensing Cup
$9.19 $11.49

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5 Reviews

EcoSystem Aquarium
Miracle Mud Refugium Media
From: $15.99

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3 Reviews

Sicce
WHALE 350 Canister Filter (330 GPH)
$159.99 $199.99
Sicce
MULTI 5800 Pump (1500 GPH)
$151.99 $189.99
Nyos
Alkalinity+
From: $15.99

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Nyos
Calcium+
From: $15.99

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Nyos
Magnesium+
From: $15.99

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1 Review

Giesemann Aquaristic
lynk pro WiFi Light Controller
$223.20 $279.00
1 Review

Giesemann Aquaristic
Giesemann LED Controller
$55.20 $69.00
Giesemann Aquaristic
MINOX marine LED Aquarium Light Fixture (Black)
$159.20 $199.00
Giesemann Aquaristic
MINOX tropic LED Aquarium Light Fixture (Black)
$159.20 $199.00
Giesemann Aquaristic
TESZLA evo marine LED Aquarium Light Fixture (Black)
$319.20 $399.00
Giesemann Aquaristic
TESZLA evo marine LED Aquarium Light Fixture (Silver)
$319.20 $399.00
Giesemann Aquaristic
Vervve pro LED Aquarium Light Fixture (Iridium Gray)
$519.20 $649.00
Giesemann Aquaristic
Vervve pro LED Aquarium Light Fixture (White)
$519.20 $649.00
Giesemann Aquaristic
AURORA V12 Matrix Extension - DeepSea Blue
From: $183.20

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Giesemann Aquaristic
AURORA V12 Matrix Extension - Lagoon Blue
From: $159.20

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1 Review

Giesemann Aquaristic
PULZAR G3 marine LED Light Strip
From: $63.92

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Giesemann Aquaristic
PULZAR G3 tropic LED Light Strip
From: $63.92

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Giesemann Aquaristic
STELLAR Marine Iridium LED Light Fixture
From: $359.20

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Giesemann Aquaristic
STELLAR Marine White LED Light Fixture
From: $359.20

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Giesemann Aquaristic
STELLAR Tropic Iridium LED Light Fixture
From: $359.20

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Giesemann Aquaristic
STELLAR Tropic White LED Light Fixture
From: $359.20

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Giesemann Aquaristic
MATRIXX 49" T5 Light Fixture (White)
From: $559.20

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Giesemann Aquaristic
STELLAR T5 Hybrid Light Fixture - Iridium (47")
$423.20 $529.00
Giesemann Aquaristic
STELLAR T5 Hybrid Light Fixture - White (47")
$423.20 $529.00
Giesemann Aquaristic
POWERCHROME Aquablue Coral T5 Bulb
From: $11.96

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Giesemann Aquaristic
POWERCHROME Actinic Blue T5 Bulb
From: $11.96

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Giesemann Aquaristic
POWERCHROME Super Actinic T5 Bulb
From: $15.12

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Giesemann Aquaristic
POWERCHROME Super Purple T5 Bulb
From: $12.72

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Giesemann Aquaristic
POWERCHROME Tropic T5 Bulb
From: $13.52

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Giesemann Aquaristic
POWERCHROME Super Flora T5 Bulb
From: $13.52

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Giesemann Aquaristic
POWERCHROME Aqua-Science Special T5 Bulb (80 Watt)
$17.52 $21.90
1 Review

V2O Aquarium Foods
Pro-Variety Large Bulk Frozen Cubes 1lb
$15.19 $18.99
1 Review

V2O Aquarium Foods
Pro-Variety Small Bulk Frozen Cubes 1lb
$26.39 $32.99
2 Reviews

V2O Aquarium Foods
Spirulina, Brine & Mysis Mix Frozen Cubes
From: $4.39

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1 Review

V2O Aquarium Foods
Mini Marine Mysis Shrimp Frozen Cubes
From: $3.59

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V2O Aquarium Foods
Reef Caviar Frozen Cubes 3.5 oz
$6.79 $8.49
V2O Aquarium Foods
Frozen Bloodworms 3.5 oz
$7.99 $9.99
V2O Aquarium Foods
Brine Shrimp Bulk Frozen Cubes 1lb
$13.59 $16.99
V2O Aquarium Foods
Fresh Frozen Krill 7 oz
$15.99 $19.99
V2O Aquarium Foods
Frozen Clams on the Half Shell 7 oz
$11.19 $13.99
V2O Aquarium Foods
Fresh Frozen Krill Pacifica 1lb
$14.39 $17.99
V2O Aquarium Foods
Fresh Frozen Silversides 7 oz
$32.79 $40.99
1 Review

Reef Rax
Branching Frag Rack
From: $64.00

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1 Review

Reef Rax
Mini Branching Frag Rack
From: $40.00

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Reef Rax
Large Corner Frag Rack
From: $96.00

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4 Reviews

Reef Rax
Purple Sandbed Frag Rock
$16.00 $20.00
15 Reviews

Reef Rax
Purple Nano Shelf Single Magnetic Frag Rack
$17.60 $22.00
12 Reviews

Reef Rax
Purple Nano Rock Double Frag Rack
$17.60 $22.00
2 Reviews

Reef Rax
Purple Nano Corner Magnetic Frag Rack
$55.99 $69.99
2 Reviews

Reef Rax
Purple Angled Shelf Single Magnetic Frag Rack
$32.00 $40.00
3 Reviews

Reef Rax
Purple Clam Jammer - Clam & Anemone Cradle
$24.00 $30.00
1 Review

ISTA
CO2 Supply Set w/ 45g Cartridge
$31.99 $39.99
ISTA
ISTA Disposable CO2 Cartridge (45g)
$9.51 $11.89
ISTA
CO2 Starter Set
$11.03 $13.79
ISTA
CO2 Indicator
$9.59 $11.99
2 Reviews

Algae Free
Replacement Plus Magnet Cleaner Glass Scraper Blades
$14.39 $17.99
1 Review

ISTA
EZ Hose Holder
$2.79 $3.49
3 Reviews

Algae Free
10 Pack - Easy Blade Algae Scraper Replacement Blades
$15.99 $19.99
4 Reviews

Algae Free
Long Handle Algae Scraper
$17.56 $21.95
Nyos
Zeo (1000mL)
$11.99 $14.99
15 Reviews

American Marine Inc.
PINPOINT Salinity Calibration Fluid
$8.63 $10.79
ISTA
Spring Check Valve
$2.95 $3.69
1 Review

ISTA
Silicone Airline Tubing (16')
$3.43 $4.29
2 Reviews

Algae Free
Short Handle Algae Scraper
$12.79 $15.99
Nyos
Coral Nectar (50mL)
$23.99 $29.99
Fluval
Dual-Sided Substrate Shovel (12.6 inch)
$9.19 $11.49
Nyos
Bio Booster (250mL)
$28.79 $35.99
1 Review

Reef Engineer
FishScooper Multipurpose Transfer Tool
$23.99 $29.99
Giesemann Aquaristic
Mounting Legs for PULZAR G3 LED Strip Light
$15.92 $19.90
ISTA
5-in-1 Maintenance Kit
$23.99 $29.99
ISTA
Planaria Trap
$17.99 $22.49
Giesemann Aquaristic
Stainless Clips for T5 bulbs (4 pack)
$5.52 $6.90
Giesemann Aquaristic
Vervve pro Tank Mounting Arm (Iridium Gray)
$55.20 $69.00
Giesemann Aquaristic
Giesemann 24V Extension Cable (10 Feet)
$31.92 $39.90
ISTA
Multi-Surface Skimmer
$11.51 $14.39
ISTA
ISTA 1.5lbs CO2 Cylinder Base
$6.95 $8.69
Giesemann Aquaristic
Vervve pro Tank Mounting Arm (White)
$55.20 $69.00
Giesemann Aquaristic
TESZLA / MINOX Tank Mounting Arm (Silver)
$47.92 $59.90
ISTA
Water Plant CO2 Tablets (100 count)
$10.23 $12.79
ISTA
2 in 1 CO2 Bubble Counter & Check Valve
$6.31 $7.89
ISTA
UFO CO2 Diffuser
$11.83 $14.79
Giesemann Aquaristic
TESZLA / MINOX Tank Mounting Arm (Black)
$47.92 $59.90
Giesemann Aquaristic
PULZAR / RAZOR Rail Connector Set
$11.35 $14.19
ISTA
1L CO2 Supply Set
$207.99 $259.99
ISTA
Aluminum CO2 Cylinder (1.5 lbs)
$95.99 $119.99
ISTA
Mini Inline CO2 Bubble Counter
$3.99 $4.99
ISTA
CO2 Indicator Solution
$4.63 $5.79
Giesemann Aquaristic
Giesemann Mounting Arm Extension (Black)
$15.92 $19.90
9 Reviews

Algae Free
Glass Safe Replacement Pads
From: $7.96

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23 Reviews

American Marine Inc.
PINPOINT pH High Precision Calibration Fluid
From: $1.11

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Sustainable Aquatics
SA Hatchery Diet Freshwater Formula (.5mm)
From: $6.80

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Sustainable Aquatics
SA Hatchery Diet Freshwater Formula (.8mm)
From: $6.00

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Sustainable Aquatics
SA Hatchery Diet Freshwater Formula (1.2mm)
From: $6.00

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Sustainable Aquatics
SA Hatchery Diet Freshwater Formula (1.8mm)
From: $6.00

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Sustainable Aquatics
SA Hatchery Diet Freshwater Formula (2.4mm)
From: $6.00

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Sustainable Aquatics
SA Axolotl Diet (3.2mm)
From: $7.20

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Sustainable Aquatics
SA Axolotl Diet (6.4mm)
From: $7.20

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ISTA
3 in 1 CO2 Diffuser
From: $11.83

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ISTA
Mini Ceramic CO2 Diffuser
$9.83 $12.29
ISTA
Replacement Ceramic for ISTA CO2 Diffusers
From: $4.79

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ISTA
Max Mix CO2 Reactor
$16.95 $21.19
ISTA
Moss Cultivation Pad
From: $3.84

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ISTA
Metal Air Valve
From: $5.27

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ISTA
Bio Sponge Filter
From: $6.47

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Giesemann Aquaristic
T5 Reflector w/ T5 Bulb Clips
From: $10.40

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Giesemann Aquaristic
Wall Mounts for Hanging Light Fixtures
From: $71.20

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Giesemann Aquaristic
Giesemann Light Hanging Kit
From: $19.92

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Giesemann Aquaristic
PSU Matrix Extension AURORA V12
From: $71.20

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Giesemann Aquaristic
STELLAR Hybrid Light Fixture Shortening Kit
From: $39.92

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Giesemann Aquaristic
STELLAR Hybrid Light Fixture Extension Kit
From: $39.92

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Giesemann Aquaristic
STELLAR Hybrid Light Fixture LED Mount (Pair)
From: $15.92

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Giesemann Aquaristic
Giesemann Mounting Arm Extension (Silver)
$15.92 $19.90
12 Reviews

Sustainable Aquatics
SA Dry Hatchery Diet (.8mm)
From: $10.39

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62 Reviews

Coral RX
Coral Rx Pro Concentrated Coral Dip - 1 oz
$18.71 $23.39
Giesemann Aquaristic
AURORA V12 pro Iridium LED Light Fixture
From: $1,519.20

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Giesemann Aquaristic
AURORA V12 pro White LED Light Fixture
From: $1,519.20

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Giesemann Aquaristic
RAZOR T5 Light Module
From: $159.20

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Giesemann Aquaristic
MATRIXX 49" T5 Light Fixture (Iridium)
From: $559.20

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4 Reviews

American Marine Inc.
PINPOINT ORP (Redox) 400 Calibration Fluid
$3.20 $4.00