Viessmann Oil Boiler - VITOROND-100- AFUA 86.9 %

The high-quality construction and innovative oil heating technology of this boiler provide a high level of operational reliability, high-efficiency operation and reduced emissions.

The benefits at a glance:
Get the most out of your fuel dollar!   Maximum heat extraction with triple-pass design, A.F.U.E.: up to 86.9%.
Extremely durable cast iron heat exchanger for maximum reliability and service life .
Clean combustion with Beckett or Riello burner. 
Integrated stainless steel combustion chamber insert for clean and efficient combustion . 
Thick 3½" insulation for extremely low standby losses and fuel savings . 
Easy access with full-swing left- or right-hinged combustion chamber door.
Low maintenance cost with service-friendly burner and easy-to-clean flue gas passageways.
Spacious, wet-base water walls prevent deposits, reduce stress and increase boiler life . 
New!   Direct vent option (up to VR1-33) eliminates the need for a chimney and combustion air supply opening.
New!   Multiple control options:  Choose from a standard 24 VAC room thermostat or Vitotronic control options for additional energy savings.
New!   Additional energy savings and reduced emissions with modulating boiler water temperatures when using Vitotronic control options.
New!   Boiler return injector available with Vitotronic controls protects against formation of condensation and enables safe lower-temperature operation for increased efficiency.

Viessmann Oil Boiler - VITOLA-200- GAS/OIL FIRED BOILER AFUA 86.9 %

Highest quality and top performance - this is what the Vitola 200 offers. With its biferral heat exchanger surface, the Vitola 200 sets a new standard, which has written heating history. The heat exchanger surface has a decisive advantage compared to conventional heating surfaces.

The benefits at a glance:
Specifically designed for modulating boiler water temperatures without low limit. The biferral heat exchanger surface made of cast iron and steel provides for high operational reliability and a long service life.

Low-emission combustion burner (oil- or gas-fired) and optimized combustion chamber geometry.

Extremely economical and environmentally friendly through modulating boiler water temperature; the boiler switches off completely when no heat is required.

Reliable heat transfer due to wide water jackets and large water content.
Highly effective boiler insulation for negligible standby losses.
Easy installation and start-up: all Viessmann burners are factory tested and adjusted to the rated output.