Viessman Vitodens 100 B1HA gas-fired wall-mounted condensing boiler – 94 000 BTU to 125 000 BTU $3,368.75 – $3,631.25
Viessman Vitodens 200 B2H gas-fired wall-mounted condensing boiler – 68 000 BTU to 530 000 BTU $6,787.50 – $8,368.75