Tunze Silence PRO high output return pump coming stateside

The Tunze Silence PRO is coming to the U.S. shortly bringing along nearly 3,000 GPH of return pump capabilities in an efficient and silent package. The Tunze Silence PRO 1073.110 is rated for 11,000 l/h (about 2,906 GPH), a huge…

Tunze Stream 6155 is 4000 GPH of controllable and pulsing flow

It was a very welcome surprise to see a brand new water pump from Stream at Reefapalooza, this time it’s the high powered Stream 6155. The Tunze Stream 6155 was designed to replace the Stream 6205 which is the controllable…

Tunze Stream 6105 fix now available from Tunze, 24v jumper ups the flow to 3300gph

Tunze has been hard at work getting all the large Tunze Stream pumps flowing up to specification, and a simple fix is already available for the Stream 6105 propeller pump. Current owners of Tunze Stream 6105 in North America can…

Tunze 6095 Nanostream spotted at MACNA

We first laid our eyes on a promotional sign for the Tunze Nanostream 6095 at Reef Stock in the beginning of the year we finally got our hands on a Tunze 6095 Nanostream here at MACNA. The 6095 Nanostream will be fully controllable and push…

Tunze video response challenges the conclusions, not the data, of the propeller pump study

[youtube width=”680″ height=”400″]http://www.youtube.com/watch?v=HLkW1-6HbQk[/youtube] Make no mistake about it, the video uploaded hours ago by Tunze Gmbh is a direct response to the results of the propeller pump study published a couple weeks back. The nearly ten minute long video first…

Tunze Masterstream powers a boat, makes the case for measuring output in thrust instead of GPH

[vimeo width=”400″ height=”700″]http://vimeo.com/26921208[/vimeo] Here we have a peculiar video of Tunze’s largest water pump, the Turbelle MasterStream 6515, outfitted to a small boat and pushing it along with great force. We received this video from Roger Vitko of Tunze USA…

Tunze Masterstream – seen almost in the wild

Several months ago we [the Steinhart Aquarium] received a Tunze Master Stream to try out and to add water flow to one of our 4000 gallon exhibits. When it arrived we excitedly pulled it out of the box only to…

Tunze issues statement regarding the results of the propeller pump flow article

Earlier today, a water flow study was published which showed a more accurate way to measure water flow from aquarium propeller water pumps. The flow study showed some big differences between measured and advertised flow: some models measured higher than…

Propeller pump study reveals big differences between flow ratings and actual output

Now that we have some real independent data on the flow output of propeller water pumps, it is possible to compare real world performance to the rated output of several propeller pumps. In the graph above produced by Sandford, Straka…

Tunze Coral Flex adhesive offers strong hold, flexibility

Tunze Coral Flex is a new product the German company has just released providing a durable yet flexible putty adhesive for attaching coral and rocks in aquariums. The two-part putty is 100% non-toxic to your tank inhabitants, unlike your traditional…