-
On Sale 15%
On Sale 15%Reefer 250 G2+ Complete System - Black (54 Gallon) - Red Sea
Red Sea$2,349.00$1,999.00The G2 Reefers come with new and improved water management, extra-fortified cabinets & aquariums, a REEF-SPEC ReefMat® ready sump, extended warranty plans, and are available in a huge... -
On Sale 15%
On Sale 15%Reefer 350 G2+ System (72 Gal) Black - Red Sea
Red Sea$2,799.00$2,379.00The G2 Reefers come with new and improved water management, extra-fortified cabinets & aquariums, a REEF-SPEC ReefMat® ready sump, extended warranty plans, and are available in a huge... -
On Sale 15%
On Sale 15%Reefer 350 G2+ System (72 Gal) White - Red Sea
Red Sea$2,799.00$2,379.00The G2 Reefers come with new and improved water management, extra-fortified cabinets & aquariums, a REEF-SPEC ReefMat® ready sump, extended warranty plans, and are available in a huge... -
On Sale 29%
On Sale 29%(EXPIRED) 11/25- Phosphate Pro Test Kit (PO4) - 100 Tests - Red Sea
Red Sea$54.99$38.99EXPIRED 11/25 Red Sea’s Phosphate Pro Test Kit is an advanced colorimetric test with comparator, measuring the level of phosphate in your reef aquarium to an exceptionally high accuracy of 0... -
On Sale 23%
On Sale 23%(EXPIRED) Reef Energy AB+ Plus Coral Food (250 ml) - Red Sea
Red Sea$21.99$16.99EXPIRED 10 2025 An all-in-one superfood that will have your corals thanking you, delivering better growth, higher resilience, brighter colors, greater ease of use with automatic dosers, and minimal... -
On Sale 10%
On Sale 10%(OPEN BOX) 3-in-1 ReefATO + Auto Top Off System ATO - Red Sea
Red Sea$200.00$179.99UNUSED CUSTOMER RETURN The ReefATO+ is an exceptionally reliable auto top-off system that includes a highly accurate temperature monitor plus an external leak detector and is supplied with a smart... -
On Sale 12%
On Sale 12%(OPEN BOX) Reef Foundation A Dry - Calcium (CA) (1 KG) Powder - Red Sea
Red Sea$33.99$29.99UNUSED CUSTOMER RETURN Calcium+ Supplement Calcium and Strontium complex for balanced formation of the coral skeleton It’s all in the balance Calcium, Magnesium, Strontium and... -
On Sale 8%
On Sale 8%(OPEN BOX) ReefDose Deluxe 4-Color Tube Kit (Red/Yellow) - Red Sea
Red Sea$37.95$34.99UNUSED CUSTOMER RETURN Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit. Available in 2 color versions (blue/green and red/yellow), providing 8... -
On Sale 10%
On Sale 10%(OPEN BOX) ReefMat 500 Replacement Fleece (92') Roll - Red Sea
Red Sea$20.00$17.99UNUSED RETURN Efficient, high-flow, skimmer friendly non-woven polyester fleece-mat rolls. Installation Instructions for EVERY Red Sea Model - https://www.redseafish... -
On Sale 10%
On Sale 10%(OPEN BOX) ReefWave 25 Aquarium Gyre Flow Pump - Red Sea
Red Sea$359.00$323.99UNUSED CUSTOMER RETURN Based on the Gyre patented, cross-flow technology, the ReefWave pumps provide optimal REEF-SPEC® water flow for corals in a wide range of reefscapes, regardless of their... -
(R35254) Replacement ReefWave 25 Service Maintenance Kit Pack w/Snail Guard - Red Sea
Red Sea$19.99Only fits ReefWave 25 -
(R35255) Replacement ReefWave 45 Service Maintenance Kit Pack w/Snail Guard - Red Sea
Red Sea$19.99Only fits ReefWave 45 -
(R35444) Replacement ReefMat Drive Unit (ReefMat 500, ReefMat 1200) - Red Sea
Red Sea$189.99Fits: ReefMat 1200, ReefMat 500 -
(R35473) Replacement ReefMat DC Gear Motor (ReefMat 250, ReefMat 500, ReefMat 1200) - Red Sea
Red Sea$24.99Fits: ReefMat 250, ReefMat 500, ReefMat 1200 Watch the video for installation instructions. This video explains how to change the gear motor in your ReefMat drive unit. -
(R35485) Replacement ReefMat Drive Unit (ReefMat 250) - Red Sea
Red Sea$172.50Product: Red Sea ReefMat 250 Drive Unit. Part Number: R35485. Function: Powers the fleece roller to remove detritus from marine aquariums. Compatibility: Specifically for the... -
(R42317) Reefer XXL/Peninsula Bubble Trap Sponge (10.75" X 8.5" X 1.5") - Red Sea
Red Sea$32.99Red Sea Reefer XXL Bubble Trap Foam Replacement Red Sea Reefer XXL625/XXL750V2/Peninsula Bubble Trap SpongeTrap Sponge. 10-3/4" X 8-1/2" X 1-1/2". Red Sea Part # 42317. -
(R42317-V3) Bubble Trap Sponge RF XXL750V3/3XL9000 (11" X 8.5" X 2.5") - Red Sea
Red Sea$22.99R42317-V3 Bubble Trap Sponge XXL750V3 / 3XL900 Red Sea Part # R42317-V3 -
On Sale 40%
On Sale 40%(USED) ReefDose Doser 2 Head Wireless Dosing Pump - Red Sea
Red Sea$289.00$173.99USED - TESTED - WORKSReefDose is designed and built specifically for the daily supplementing of reef aquariums. ReefDose uses bespoke (patent-pending) single-drop-accuracy dosing heads... -
On Sale 40%
On Sale 40%(USED) ReefLED G2 60 LED Light Fixture - Red Sea
Red Sea$289.00$173.99USED - TESTED - WORKS Unleash Vibrant Coral Colors with Reef-SPEC Lighting Stronger Light Output for Vibrant Coral Growth Richer, Reef-Safe Spectrum with Enhanced Violet & UV Adjustable... -
100 Micron Felt Fine Polish Filter Sock - Red Sea
Red Sea$11.95High quality, reusable aquarium filter bags providing different levels of mechanical filtration. These 10.5″/26cm long filter bags for Red Sea’s REEFER and MAX-S aquariums will also fit...