Viessmann - Viessmann's innovative Inox-Radial stainless steel heat exchanger, specified across our condensing boiler range, is a high performance spiral-wound heat exchanger that provides excellent heat transfer and ensures standard efficiencies of
Plimpton & Hills - Viessmann 7722-776 B1KE-120 Vitodens 100-W Natural Gas Wall Hung Condensing Boiler with Domestic Hot Water, Circulator and Double Pipe Adapter