White Glove & Assemble - under 500l
£1,191.40
£1,295.00
Nyos Opus 300 G2 Aquarium and Cabinet
Tax included.
Shipping calculated at checkout.
0% Finance from as little as £449.99 per week. Loan terms up to 60 months also available at 14% APR. Full details here
Free Pallet Delivery This product qualifies for free next day pallet delivery.
Choose your delivery date Select when your aquarium is delivered.
Aquarium Builder Offer Save 10% on Filtration, Lighting, Pumps.
Earn 1799 Charterhouse Points with this purchase.
Upgrades
White-Glove & Install under 500l
£1,517.08
£1,649.00
Did you know? Buy this tank and save 10% on everything it needs
While the Nyos Opus 300 G2 is in your basket, everything in the categories below is 10% off. We've picked the best matches for this tank in each one, or shop the whole range.
Lighting
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchMaxspect RSX 200One fixture covers a 90 cm tank£531.35
£590.39with this tank -
2 × Maxspect Jump MJ-L260Two units cover the 90 × 55 cm display£293.74
£326.38with this tank -
2 × EcoTech Radion XR15w G6 Pro + RMS tank mountsTwo units cover the 90 × 55 cm display£1,043.96
£1,159.96with this tank
+1Protein skimmer
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchRed Sea Reefer RSK-600Rated for a 314 L system£314.10
£349.00with this tank -
Bubble Magus Curve 5 ExtremeRated for a 314 L system£112.31
£124.79with this tank -
Deltec 600i DC skimmerRated for a 314 L system£431.99
£479.99with this tank
Return pump
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchD-D Funktion DC FP5000Sized for the Nyos hidden overflow£116.99
£129.99with this tank -
TMC REEF-Pump DC 4000Sized for the Nyos hidden overflow£76.85
£85.39with this tank -
EcoTech Vectra S2Sized for the Nyos hidden overflow£314.99
£349.99with this tank
Flow
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best match2 × Maxspect Jump Gyre MJ-GF308One at each end of the 90 cm display£287.98
£319.98with this tank -
2 × D-D Funktion Wave FPW10000One at each end of the 90 cm display£188.98
£209.98with this tank -
2 × EcoTech VorTech MP40 QuietDriveOne at each end of the 90 cm display£755.98
£839.98with this tank
Heating
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best match2 × Eheim ThermoControl 150 WSplit across two heaters for safety£58.12
£64.58with this tank -
2 × TMC Therm 200 WSplit across two heaters for safety£38.68
£42.98with this tank
Auto top-up
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchD-D H2Ocean Compact ATOFeeds from the 22 L refill tank£71.99
£79.99with this tank -
TMC V2 Auto Top Up Compact PLUSFeeds from the 22 L refill tank£60.47
£67.19with this tank -
D-D Advanced ATO + Red Sea ReefCan 18Feeds from the 22 L refill tank£152.09
£168.99with this tank
+1Monitoring
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchNeptune Apex A3pH and temperature monitoring plus Energy Bar 632 power control£602.99
£669.99with this tank -
Neptune Apex A3 JrpH and temperature probes with phone alerts£269.99
£299.99with this tank -
Neptune Apex A3 PropH, ORP and temperature probes, salinity-ready£899.99
£999.99with this tank
Cover
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchD-D JumpGuard PRO DIY 120 × 75 cm + feeding portalCut to 90 × 55 cm£50.38
£55.98with this tank -
D-D JumpGuard PRO DIY 120 × 75 cmCut to 90 × 55 cm£44.99
£49.99with this tank -
JumpGuard PRO DIY + feeding portal + multi-cutout setCut to 90 × 55 cm£56.67
£62.97with this tank
+1Salt
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchRed Sea Coral Pro 22 kg bucketAbout 11 kg mixes the first 314 L fill£67.49
£74.99with this tank -
Instant Ocean 20 kg bucketAbout 11 kg mixes the first 314 L fill£42.76
£47.52with this tank -
Tropic Marin Pro-Reef 25 kg with free ICP testAbout 11 kg mixes the first 314 L fill£75.03
£83.37with this tank
Bacteria
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchFritzZyme TurboStart 900, 4 ozDosed for a 314 L reef system£37.78
£41.98with this tank -
Aquaforest Bio S 10 mlDosed for a 314 L reef system£7.11
£7.90with this tank -
Dr Tim's One & Only 4 oz + Ammonium Chloride 4 ozDosed for a 314 L reef system£31.44
£34.94with this tank
+1Food
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchVitalis Marine Pellets XS 140 g + Marine Flake 40 gAdds variety for fish and corals£20.61
£22.91with this tank -
Vitalis Marine Pellets XS 140 gStaple daily food for reef fish£10.79
£11.99with this tank -
Pellets, flake, Red Sea Reef Energy Plus 250 ml + Seachem Reef Phytoplankton 500 mlFull fish and coral feeding plan£52.10
£57.89with this tank
+1Testing
10% off with this tankBest matches for the Nyos Opus 300 G2
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Best matchTMC V2 refractometer + Red Sea Marine Care kitAdds alkalinity, calcium and nitrate for corals£80.55
£89.50with this tank -
TMC V2 refractometer + API Saltwater Master Test KitSalinity plus the core cycling tests£51.04
£56.72with this tank -
Red Sea seawater refractometer + Marine Care + Salifert calcium and magnesiumPrecise readings for an SPS-ready reef£121.71
£135.24with this tank
+1
+3Everything your Nyos Opus 300 G2 Aquarium and Cabinet needs, at three budgets
Pick a kit level, then swap anything slot by slot. Eligible items get 10% off while the tank is in your basket.
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Reviews
Reassuring to use an operator with tracked named-day delivery, exactly what you want when dealing with glass aquariums. Great range, great prices.
Tim England
24hr delivery of a pallet, for a complete marine aquarium. And two days before Christmas. No picking errors, best pricing and then great service with hour slot from UPN Pallet Network. Impressive!
Steve Lesson
Super happy with the tank, no issues whatsoever. The delivery was super fast too. (On the day of the delivery the delivery driver was absolutely amazing btw) Honestly cannot recommend enough 👌
Jonas Wolf
Nice searchable website, plenty of stock, reasonably priced next day delivery, well packaged. Slightly more detail would have been nice as I bought 32mm thinking that was the external diameter but I suspect most people buying these items would know that. :)
Jake
This was actually my first time ordering something from them wasn’t sure on how long I would get it said two days, but literally I ordered it and it came the next day. Packaging was amazing. Didn’t even pay next day delivery and I got the next day If you’re reading my review, give them a try. They don’t disappoint.
AJ
Such a great service. Bought a fish tank Ciano emotions 150 Pro and it's arrived very well packed just 2 days after purchase. After 2 weeks i had an issue with light power supply which has been replaced straight away after I reported that to customer service. They look afyer customers and always replied very quickly if you have any problem. Strongly recommended!!!
Mr NotYour Business
Received my tank on Friday the 13th absolutely perfect driver was really really good dropped it right outside my little doorstep because it was on the path. Very very pleased with my purchase tank is looking absolutely fantastic. Will definitely use you again absolutely brilliant thank you.
Alan Ogden
Just received another delivery from Charterhouse aquatics, this time salt and frozen food: best price, all info I needed and free delivery that is quick and quality. Keep up the good work. And I love the reward scheme too!
