Only used for 1 season to heat pool. Same as one bowman are selling for £547 new. Typical Heat Transfer Cupro nickel tube core Product Benefits Proven – heats swimming pools extremely fast, reducing energy costs Easy to install – 1.5” BSP threaded end covers with thermostat pocket Durability – strong, robust, shell and tube design Simple to maintain – easy disassembly for routine maintenance Titanium models – full 10 year warranty on titanium materials NB. The 3705-3 is an original design of our Bowman EC120 heat exchanger, and is available as a replacement unit. This can be beneficial where there is not enough plantroom space to alter pipework.
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