Ultraviolet Disinfection Bulb 6W replacement bulb W2B 6W UV Bulb
£39
Ultraviolet Disinfection Bulb 25W replacement bulb W2B 25W UV Bulb
£79
For single tap/faucet water filtration W2B 6W UV Water Filter
£299
For whole house water filtration W2B 25W UV Water Filter
£280