Boilers
Plate Heat Exchanger
Brazed stainless-steel component where boiler primary water instantaneously heats domestic shower water without mixing.
What is Plate Heat Exchanger?
The secondary plate heat exchanger transfers thermal energy from the closed heating loop to the open domestic hot water (DHW) circuit.
When you encounter it in an emergency & typical cost
When clogged with limescale, shower water runs lukewarm or fluctuates between hot and cold.
Arrival within 20-35 minutes
Related technical terms
Three-Way Diverter Valve →
Motorized valve inside a combi boiler that diverts hot water either to the radiators or to the hot taps on demand.
Condensing Boiler →
Modern gas boiler that uses the heat from flue gases to be 15-30% more efficient.
Boiler Expansion Vessel →
Internal tank with a nitrogen-pressurized diaphragm that absorbs water volume expansion as the heating circuit warms up.