10X Points On Top Brands PLUS Mystery Rewards - Learn More

Preferred Reefer Event Today - Learn More

Giving away 300k in Rewards. Mystery Gift in every order - Preferred Reefers Only
Giving away 300k in Rewards. Mystery Gift in every order - Preferred Reefers Only

BRS Aquarium & Reef Calculator

Calculate how much of a specific element or media to use in your aquarium. Simply input your tank levels and total system water volume (minus any rock displacement) and the calculator will do the rest!