Kwikot Superline 400 Dual is a high pressure electric water heater available in a 100 litre and is SANS 151 400kPa approved. The inner cylinder is manufactured from 1.6mm steel and thermofused porcelain enamelled for cylinder longevity and hygiene. The polyurethane insulation between the inner cylinder and the outer galvanised casement is 128% thicker, resulting in the hourly standing heat loss decreasing from 108 watts per hour to 50 watts per hour. A lower energy loss, a more efficient electric water heater. B rating energy efficiency. Renewable energy ready for a Solar Retrofit System or a Heat Pump. The units can be installed horizontally or vertically.