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2 model sizes:
71”-83” / 180-210cm
5-year
extended warranty
Superior Aluminum
super-structure

Deeper and wider dimensions to create your dream reefscape
The S series tanks are 68cm (26.8”) wide, with a massive depth of 65cm (25.6”).

Optimal coral growth

Reef-safe lighting

Superior and robust aluminum super-structure

Marine-spec anodized aluminum

Replaceable exterior

Hidden adjustable feet

Superior and robust aluminum super-structure

Marine-spec anodized aluminum

Replaceable exterior

Hidden adjustable feet
Elegant jet-black frame fortifying the 19mm thick ultra-clear glass

Terms & conditions apply

Ultra clear glass 19mm (3/4”)

Fortified internal framed glass

Split-sump with a fully featured main sump and a multipurpose extension sump

Split sump concept

Professional main sump

Extension sump (e.g. frag tank)

It’s all in the balance
Calcium, Magnesium, Strontium and Carbonate are the basic foundation elements of coral skeletons.
All of these elements need to be available in balanced proportions for coral health and growth.
Red Sea’s KH/ALKALINITY is a complex of Carbonate and other buffers present in seawater that maintain proper Alkalinity and pH, and is part of Red Sea’s complete Reef Care program.
Concentration:
Liquid supplement: 1ml will raise the Alk level of 100 liters (25 gal) by 0.036 meq/l (0.1dKH)
Powder supplement: 1g will raise the Alk level of 100 liters (25 gal) 0.12 meq/l (0.33dKH)
1 kg will make 10L of stock solution.
Package size/volume:
• 250 ml (8.5 fl. Oz.)
• 500 ml (16.9 fl. Oz.)
• 1 L (33.8 fl. Oz.)
• 5 L (1.32 gal)
• 1 kg – powder (2.2 lb)