FIELD: heating.
SUBSTANCE: invention is intended for water heating and can be used in heating and hot-water supply systems. Proposed vertical hot-water boiler comprises furnace and at least two sections of flame tubes enclosed in water jackets. Cold water is fed via branch pipe furnished with control valves into lower part of every section inclined towards said branch pipe. Hot water is discharged via branch pipe from upper part of every section inclined from said branch pipe.
EFFECT: higher efficiency.
1 dwg
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