The Bosch 4000s External is an electronically controlled continuous flow water heater, designed for an easy change-over from Bosch Pilot & HydroPower models.
3 Years – Parts and Labour
10 Years – Heat Exchanger (part only)
The Bosch 4000s is a room sealed appliance which uses continuous flow technology. With flueing flexibility this allows the unit to be installed within a variety of internal conditions.
Available in 12L, 16L & 20L per minute models.