Plug 'n Play Air Source Heat Pumps for Hot Tubs.
HUGE electric savings for running hot tubs.
As a rule of thumb, a 7kw Air Source heat pump will provide 7kw of power for every 1kw of consumption.
Air Source Heat Pump for all sizes of hot tub. 7kw. Will require a good knowledge of plumbing to install. Huge savings on Electricity. As a rule of thumb, 1kw of input will provide 7kw of power.