• Stream and Nanostream Powerheads

    Most aquarists are well aware of the many advantages propeller powerheads have over impeller-driven pumps. Impeller pumps shoot a high velocity, narrow jet of water. A jet like this will annoy fish and it can rip the flesh off living corals… not what most aquarium owners are looking for. Propeller pumps on the other hand …

  • DOC Protein Skimmers

    We don’t like to brag, but when we do, we point out that we brought the first protein skimmer to market back in 1963. ¬†We’ve had some time to figure out what works and what’s unnecessary. Our skimmers are designed to be the most effective, most efficient and the easiest to use. And if we …

  • Water Control

    They laughed when we said we’d invented an automatic top-off system. They said it wasn’t necessary. We made it anyway and now the Tunze Osmolator has become the industry’s most trusted, most reliable, and most fail-safe top-off system on the planet.

  • What’s in a number?

    If you’re at all familiar with Tunze products, then you’re at least a little familiar with our numbers. All of our products have numbers, and very few of them have names. The fact is, with close to a thousand products and parts, all of which were developed and rolled out over the course of fifty …