Viessmann-CU3A-199, VITOCROSSAL 300 CU3A Series Gas-Fired Condensing Boiler

8,904.23 CAD

In stock

• Energy Star® Rated

• Lifetime Limited Warranty

• Gas-Fired Condensing Boiler

• Type High Efficiency

• Supply Connection 1-1/4 Inch Male Threaded

• Return Connection 1-1/4 Inch Male Threaded

• AGA Input Rating 199 MBH

• DOE Heating Capacity 40 to 185 MBH

• Net IBR Rating 161 MBH

• AFUE Rating 95 Percent

• Boiler Dimensions 26 Inch Width x 31.5 Inch Depth x 67 Inch Height

• Boiler Material Stainless Steel

• Burner Type Modulating

• Vent Size 198 Foot

• Relief Valve Details 3/4 Inch Threaded

• Pressure Rating 30 PSI


• Compact, floor-standing gas condensing boiler from 19-199 MBH • Vitocrossal Pocket Design with broad water passageways allow for system/complete flow applications • No dedicated boiler pump is required and eliminates primary/secondary piping

• MatriX dome gas burner with a 5:1 turndown ratio to ensure high efficiency and extremely clean combustion

• High water volume extends burner run time and reduces cycling

• A self-calibrating Lambda Pro combustion management system ensures optimal combustion efficiency at all times regardless of gas/air quality

• Simple commissioning with no field adjustments and adjusts to all fuel types (NG and LPG)

• Durable, reliable, and long service life with Inox-Crossal stainless steel heat exchanger and high mass design

Product Specs

Viessmann Vitocrossal 300 CU3A Series Installation Manual

Main Menu