The Bosch Electronic Highflow 21e is compact, space-saving and easy to install. It delivers 21 L/min at a 25°C rise, has a 5.56 energy efficiency rating, is suitable for 1-2 bathroom homes and is available in Natural or LP Gas.
55°C model standard (50°C-limited model available)
Antifrost included with all models
External installation only
Solar compatible without the need for a solar transfer valve
Available in Natural or LP Gas
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