Components for hot water boilers
Hot water boiler modules for easy assembly and reliable boiler operation.
Our modules for hot water boilers make assembly easier for you and ensure safe operation of your system. They are preassembled ready to be installed and optimally suitable for retrofitting.

Components
Flue Gas Heat Exchanger ECO Stand-alone 1/7
- Stainless steel condensing heat exchanger for increasing the boiler efficiency by up to 7%
- Fuel savings through utilisation of calorific value and waste heat recovery
- Easily retrofitted to existing systems

Components
Return Flow Temperature Safeguard RTS
- For maintaining the necessary return flow temperature
- Quick and easy installation
- Reliable adherence to operating conditions

Components
Supply Flow Adapter Piece SP
- For the connection of safety equipment
- Preassembled for fast installation
- Rigorous compliance with official requirements

Components
Return Flow Adapter Piece RP
- For temperature monitoring
- Preassembled for fast installation

Components
Water Treatment Module WTM
- Fully automatic softening of the fresh water prevents the formation of limescale
- Reliably soft feed water for preventing calcification of the boiler surfaces
- Ensures efficient heat transfer, high efficiency and long service life of the boiler

Components
Gas Regulation Module GRM
- For the reliable fuel supply with gas
- Preassembled for fast installation
- Rigorous compliance with official requirements

Components
Oil Supply Module OSM
- For the reliable fuel supply with oil
- Suitable for all Bosch boiler systems with oil burner and ring mains supply
- Preassembled for fast installation

Components
Oil Circulation Module OCM
- For the reliable fuel supply with oil
- Preassembled for fast installation
- Reliable recording of oil throughput

Components
Oil Pressure Regulation Module ORM
- For maintaining constant pressure
- Preassembled for fast installation
- Increased operating reliability

Components
Oil Preheater Module OPM
- For the prewarming of viscous fuels
- Suitable for all Bosch boiler systems with oil burner and ring mains supply
- Increased operating reliability