With a small tank over its impeller, TPS/DBZ series pumps are a good solution for self-priming. And it is also with peripheral impeller and gain high pressures relative and its curves are steep particularly.
The wide range of TPS/DBZ series meets the most different operating     requirements such as: Supply water from well, pool an so on, increase the water pressure in the pipe, garden sprinkling or clean washing.
These pumps should be installed in a covered area, protected against the weather.