How many square meters can a ton of hot water boiler supply heat?
Many people will consider the heating efficiency and heating area when choosing and using boiler equipment. In fact, how many square meters a ton of hot water boiler can heat has a certain relationship with the type and capacity of the equipment.
Generally speaking, the heat to be absorbed by 1kg of water is 1kcal for every 1℃ increase, it is concluded that the heat supply of 1 ton (0.7MW) boiler is 600,000 kcal. Therefore, how much boiler is needed to heat 20 tons of water from 15℃ to 40℃ for one hour can be calculated in this way. 20000*(40-15)=50000kcal (this is the heat that the boiler can release in one hour).
In addition to the temperature difference between the north and the south, there are many factors that affect how many square meters a ton of hot water boiler can supply heat. Such as altitude, local average temperature, building structure, heating effect and so on.
How many square meters a ton of hot water boiler can heat refers to the building area that a ton of hot water boiler can heat every hour. The heat generated by a ton of steam boiler is 600,000 kcal. According to the current national standard, 100 kcal of heat can be used for heating every square meter of buildings (houses, offices, hotels, etc.). Therefore, the theoretical value of how many square meters a ton of hot water boiler can heat is 600,000 ÷ 100 = 6,000 square meters.
The above data are only for reference, because the square meter of heating capacity of one ton hot water boiler is also affected by building structure, height, thermal insulation and other factors.
-
SZL series biomass-fired hot water boilerLive Chat4.2-17.5 MW1-1.25 MPa
-
WNS series gas-fired (oil-fired) hot water boilerLive Chat0.7-14 MW0.7-1.25 MPa
-
DZL series biomass-fired hot water boilerLive Chat1.4-7 MW1-1.6 MPa
-
Email us
-
WhatsApp: +86 18861589035
WeChat: +86 13506150756
Live Chat

-
From September 17 to 21, 2026, the 23rd China-ASEAN Expo will be held at the Nanning International Convention and Exhibition Center in Guangxi, China. Enterprises from China and the 11 ASEAN member states will gather in Nanning to present products and exchange views on trade and economic cooperation, artificial intelligence applications, smart equipment, green energy and other fields. With the theme “Share 3.0 Opportunities, Create a Better Life,” this year’s China-ASEAN Expo ...15 Sep 2026 -
Behind industrial manufacturing often lies an invisible thermal energy lifeline. Whether boiling syrup, synthesizing chemical materials, or pressing new energy security materials, every physical and chemical change on the production line has strict requirements for the temperature, pressure, and continuity of thermal energy. When green biomass energy enters these vastly different manufacturing workshops, how can various forms of pellets, wood blocks, or straw be converted into the "precise temp...08 Sep 2026 -
Recently, a special equipment inspection team visited Wuxi Zozen Boilers Co., Ltd. for an inspection and guidance session. Mr. Zhang Guoping, General Manager of ZOZEN Boiler, together with representatives from relevant departments, participated in the inspection and discussions. The meeting focused on special equipment production quality management, the implementation of safety responsibilities, manufacturing process control, and documentation management. Special Equipment Inspection Team Con...25 Aug 2026











