Great British Koi Show - 27th & 28th August @ Newark Showground

North of England Koi Show - 13th & 14th August @ Sunderland 

All card payments now require a 2 factor authentication -  so please have your device ready

Determining the Total Dynamic Head is very important in matching your pump selection to the amount of pipe, and naturally the size of your pond. Use the TDH Calculator below.

Select the first 5 options; then enter the values for the first four.
The Total Dynamic Head will be calculated based on your information.

Total Dynamic Head Calculator
Pump Flow Rate Pipe Diameter (ID) Pipe Length Differential Elevation Pipe Material Total Dynamic Head (TDH)
Select Pipe Material