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Viessmann Boilers Boiler Efficiency Rating

Viessmann is one of the largest manufacturers of heating systems in the world, and have grown their range of Combi, Regular and System gas boilers to meet the heating demands of almost any home.

Their 100 years of experience alongside an ambition to manufacture heating systems to the highest possible efficiencies gives homeowners a the chance to install a modern, reliable and efficient boiler that will help to lower energy bills.

ModelTypeFuelEfficiency
Viessmann Vitodens 050-W BPJC 29kW Combi BoilerCondensingGas89.0%
Viessmann Vitodens 050-W BPJC 35kW Combi BoilerCondensingGas89.0%
Viessmann Vitodens 050-W BPJD 29kW Combi BoilerCondensingGas89.0%
Viessmann Vitodens 050-W BPJD 35kW Combi BoilerCondensingGas89.0%
Viessmann Vitodens 100 Combi WB1A – 30kWCondensingGas89.2%
Viessmann Vitodens 100 Combi WB1A 24kwCondensingGas89.0%
Viessmann Vitodens 100 Compact WB1A 8-18kWCondensingGas89.1%
Viessmann Vitodens 100 Compact WB1A 8-24kWCondensingGas89.2%
Viessmann Vitodens 100 W WB1B 13kW Regular Boiler open ventCondensingLPG90.1%
Viessmann Vitodens 100 W WB1B 16kW Regular Boiler open ventCondensingLPG90.1%
Viessmann Vitodens 100 W WB1B 19kW Regular Boiler open ventCondensingLPG90.1%
Viessmann Vitodens 100 W WB1B 26kW Combi BoilerCondensingGas89.0%
Viessmann Vitodens 100 W WB1B 26kW Regular Boiler open ventCondensingLPG90.3%
Viessmann Vitodens 100 W WB1B 26kW System BoilerCondensingGas88.6%
Viessmann Vitodens 100 W WB1B 30 kW Combi BoilerCondensingLPG90.3%
Viessmann Vitodens 100 W WB1B 30kW Combi BoilerCondensingGas89.3%
Viessmann Vitodens 100 W WB1B 30kW System BoilerCondensingGas89.4%
Viessmann Vitodens 100 W WB1B 35kW Combi BoilerCondensingGas89.3%
Viessmann Vitodens 100 W WB1B 35kW System BoilerCondensingGas89.5%
Viessmann Vitodens 100 WB10CondensingGas89.5%
Viessmann Vitodens 100 WB14CondensingGas89.4%
Viessmann Vitodens 100 WB1A – 24kWCondensingGas89.1%
Viessmann Vitodens 100-W B1HA-19CondensingGas89.2%
Viessmann Vitodens 100-W B1HA-26CondensingGas89.2%
Viessmann Vitodens 100-W B1HA-30CondensingGas89.0%
Viessmann Vitodens 100-W B1HA-35CondensingGas89.2%
Viessmann Vitodens 100-W B1HC-19CondensingGas89.0%
Viessmann Vitodens 100-W B1HC-26CondensingGas88.8%
Viessmann Vitodens 100-W B1HC-30CondensingGas89.2%
Viessmann Vitodens 100-W B1HC-35CondensingGas89.2%
Viessmann Vitodens 100-W B1KA-26CondensingGas89.1%
Viessmann Vitodens 100-W B1KA-30CondensingGas88.9%
Viessmann Vitodens 100-W B1KA-35CondensingGas89.1%
Viessmann Vitodens 100-W B1KC-26CondensingGas88.7%
Viessmann Vitodens 100-W B1KC-30CondensingGas89.1%
Viessmann Vitodens 100-W B1KC-35CondensingGas89.1%
Viessmann Vitodens 100-W BPJA 21kW P25CondensingGas89.1%
Viessmann Vitodens 100-W BPJA 25 kW P29CondensingLPG90.1%
Viessmann Vitodens 100-W BPJA 25kW P29CondensingGas89.1%
Viessmann Vitodens 100-w wb1a 13kWCondensingGas89.4%
Viessmann Vitodens 100-W WB1B 35kW Regular Boiler Open VentCondensingLPG89.7%
Viessmann Vitodens 100-W WB1C 19kW System BoilerCondensingLPG90.2%
Viessmann Vitodens 100-W WB1C 26kW Combi BoilerCondensingLPG90.1%
Viessmann Vitodens 100-W WB1C 26kW System BoilerCondensingLPG90.2%
Viessmann Vitodens 100-W WB1C 30kW Combi BoilerCondensingLPG89.9%
Viessmann Vitodens 100-W WB1C 30kW System BoilerCondensingLPG90.0%
Viessmann Vitodens 100-W WB1C 35kW CombiCondensingGas89.3%
Viessmann Vitodens 100-W WB1C 35kW Combi BoilerCondensingLPG90.3%
Viessmann Vitodens 100-W WB1C 35kW System BoilerCondensingLPG90.4%
Viessmann Vitodens 100W WB1B 35kW Regular Boiler Open VentCondensingGas88.7%
Viessmann Vitodens 111-W B1LA 26kWCondensingLPG90.5%
Viessmann Vitodens 111-W B1LA 35kWCondensingLPG90.7%
Viessmann Vitodens 200 Combi WB2-24kWCondensingGas89.3%
Viessmann Vitodens 200 Combi WB2ACondensingGas89.1%
Viessmann Vitodens 200 WB2-11kWCondensingGas89.1%
Viessmann Vitodens 200 WB2-24kWCondensingGas89.4%
Viessmann Vitodens 200 WB2-32kWCondensingGas89.4%
Viessmann Vitodens 200 WB2-44kWCondensingGas89.2%
Viessmann Vitodens 200 WB2-66kWCondensingGas89.2%
Viessmann Vitodens 200 WB2ACondensingGas89.2%
Viessmann Vitodens 200-W B2HA-19CondensingGas89.1%
Viessmann Vitodens 200-W B2HA-26CondensingGas89.1%
Viessmann Vitodens 200-W B2HA-30CondensingGas89.1%
Viessmann Vitodens 200-W B2HA-35CondensingGas89.2%
Viessmann VITODENS 200-W B2HB-19CondensingGas89.1%
Viessmann VITODENS 200-W B2HB-26CondensingGas89.1%
Viessmann VITODENS 200-W B2HB-30CondensingGas89.2%
Viessmann VITODENS 200-W B2HB-35CondensingGas89.2%
Viessmann Vitodens 200-W B2KA-26CondensingGas89.0%
Viessmann Vitodens 200-W B2KA-30CondensingGas89.0%
Viessmann Vitodens 200-W B2KA-35CondensingGas89.1%
Viessmann VITODENS 200-W B2KB-26CondensingGas89.0%
Viessmann VITODENS 200-W B2KB-30CondensingGas89.0%
Viessmann VITODENS 200-W B2KB-35CondensingGas89.1%
Viessmann Vitodens 200-W WB2B 19kW System boilerCondensingGas89.0%
Viessmann Vitodens 200-W WB2B 26 kW Combi BoilerCondensingLPG90.2%
Viessmann Vitodens 200-W WB2B 26 kW System boilerCondensingGas89.3%
Viessmann Vitodens 200-W WB2B 26kW Combi BoilerCondensingGas89.2%
Viessmann Vitodens 200-W WB2B 26kW System boilerCondensingLPG90.3%
Viessmann Vitodens 200-W WB2B 30 kW System BoilerCondensingLPG90.3%
Viessmann Vitodens 200-W WB2B 30kW Combi boilerCondensingGas89.2%
Viessmann Vitodens 200-W WB2B 30kW System BoilerCondensingGas89.3%
Viessmann Vitodens 200-W WB2B 35kW Combi boilerCondensingGas89.1%
Viessmann Vitodens 200-W WB2B 35kW System BoilerCondensingLPG90.2%
Viessmann Vitodens 200W WB2C 19kW SystemCondensingGas89.0%
Viessmann Vitodens 200W WB2C 26kW CombiCondensingGas89.2%
Viessmann Vitodens 200W WB2C 26kW SystemCondensingGas89.3%
Viessmann Vitodens 200W WB2C 30kW CombiCondensingGas89.2%
Viessmann Vitodens 200W WB2C 30kW SystemCondensingGas89.3%
Viessmann Vitodens 200W WB2C 35kW CombiCondensingGas89.1%
Viessmann Vitodens 200W WB2C 35kW SystemCondensingGas89.2%
Viessmann Vitodens 222-F B2TA-19CondensingGas89.4%
Viessmann Vitodens 222-F B2TA-26CondensingGas89.4%
Viessmann Vitodens 222-F B2TA-35CondensingGas89.5%
Viessmann Vitodens 222F FS2B 19kW Combi with StoreCondensingGas89.3%
Viessmann Vitodens 222F FS2B 26kW Combi with StoreCondensingGas89.6%
Viessmann Vitodens 222F FS2B 35kW Combi with StoreCondensingGas89.5%
Viessmann Vitodens 242F FB2B 19kW Combi with StoreCondensingGas89.3%
Viessmann Vitodens 242F FB2B 26kW Combi with StoreCondensingGas89.6%
Viessmann Vitodens 300 Combi WB3A – 24kWCondensingGas89.3%
Viessmann Vitodens 300 WB3A – 24kWCondensingGas89.4%
Viessmann Vitodens 300 WB3A – 32kWCondensingGas89.4%
Viessmann Vitodens 300 WB3A – 44kWCondensingGas89.2%
Viessmann Vitodens 300 WB3A – 66kWCondensingGas89.2%
Viessmann Vitodens 333CondensingGas89.4%
Viessmann Vitodens 333 WS3ACondensingGas89.3%
Viessmann Vitodens 343FCondensingGas89.4%
Viessmann Vitopend 100 Combi WH1-24kWNon-CondensingGas75.3%