For a limited time only, choose from a curated collection of FREE GIFTS when you spend $200 or more. Available gifts include a BBQ tool set, Giant Mr. Chili Plush, BRS Logo Hat, Wireless Charger & more! Don't wait because supplies are limited and once they're gone, they're gone for good. You will be prompted to choose from available gifts before checking out when your shopping cart reaches the $200 order minimum threshold.
Offer is only valid only while supplies last and ends on 6/16/25 @ Midnight. Thank you for choosing Bulk Reef Supply!
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If we have not yet moved your account, we need your basic information to complete that transition.
Learn how to top off your aquarium with freshwater and choose the right ATO system for your saltwater aquarium via our extensive collection of educational videos and articles about automatic top-off systems.
Dealing with evaporation is a critical component of tank stability and protecting your equipment. Here is our take on the various methods of replenishing freshwater lost to evaporation then a...
http://brs.li/TunzeOsmolator The Tunze Osmolator 3155 is easily the most popular auto top off that we sell; it's purchased 5 times as often as any other ATO on our site!
It's one of our favorites,...
Replace the feed pump on your Osmolator auto top off with a water valve, which is basically a solenoid valve with 1/4" connections. There are two common ways to use the water valve; connected to a...
The Tunze switched socket outlet allows you to utilize any pump with your Osmolator ATO. While the included pump is great for a vast majority of users, there are some instances where you may need a...
The JBJ auto top off is one of the more popular options out there because it's easily the most time-tested and reliable option in its price range. In this episode of BRStv, we'll share a few quick...
Auqa Gadget HydroFill Controller and Pump System from Innovative Marine. Automate your top off system with sensor technology that uses water's conductive properties to alert the controller.
A summary of the advantages of a few styles of float switches commonly used in conjunction with a controller, relays or other devices to control equipment like auto top off systems in the aquarium....
In Today's episode we are going to make a custom acrylic box for our aquarium auto top off as well as make a DIY clear screen top for the aquarium. Saltwater aquariums don't do well with glass tops...
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