The Koller Basic pump series are compact and quiet single speed pumps..
Koller pumps are more commonly used on whirlpool baths but can be found on some European and Chinese hot tubs.
Can be operated via your normal top side control or via an air button connected to the built-in pneumatic switch. Suitable for use as circulation pump or as a boost pump on a jet circuit of 4-6 jets.
Self Drain pumps draw water via the inlet situated at the bottom of the wet end front face. They will drain Via this connection to, back into the bath and down the plug hole.
An additional feature to these pumps is the C-Profile mount system which integrates with the Koller Quick Fix Vario supports
Inlet and outlet port size is 1.5"
Top Tip: 1.5", 2.0" & 2.5" union connection sizes are just terms coined by the hot tub industry, the actual outside diameter of a pump connection is as follows.
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