Mini Electric Water Heater, 3000W Tankless Instant Hot Water Heater Boiler with LCD Display, Under Sink Basin, Auto Power Off Shower Hot Water System for Kitchen Bathroom Washing (White) : Amazon.co.uk: DIY
Bosch 4 Gal. Mini-Tank Electric Water Heater ES 4 - The Home Depot
Zip 0.3 Litre 6.6 to 8.8kW Electronic InLine Undersink Water Heater (CEX-U) | CEF
Everflo 2kw, 10 Litre Unvented Undersink Water Heater - Mr Central Heating
Under sink Water Heaters
Perfect 50 Instant Under Sink Water Heater | Washroom Heating