_ Greenhouse accessories greenhouse heating equipment parts manufacturers center fuel input per unit of output produced heat (thermal efficiency) is higher than the small heater, which is supporting the design of the greenhouse. Low-cost purchase, install and maintain a central heating equipment costs, usually more have the same power several small heater. Some central heating equipment can be modified in a few minutes, in order to adapt to different requirements of the tender material. However, the one-time investment of this heating system is large, large construction sites, mainly used in a permanent medium-sized greenhouse. (2) small heaters: This heating system is small heaters placed at different locations in the greenhouse, greenhouse heating locally. According to the production of a variety of small-scale heaters can be used as a small pressure boilers, heaters, electric heaters, can also be employed crude coal stove and so on. A small heater system through careful design, make the whole greenhouse maintained at a temperature within the range needed for crop growth, but requires more precise configuration needs to be heated in place. They may be used singly or in groups by heat balance control. Equipment includes many small heater system, so the chance of equipment failure is greater. Their time investment may be low, but if the same power is calculated, its purchase, installation costs are relatively high center of the heating device, and the low thermal efficiency of combustion, air pollution as well. This heating system is only suitable for small production scale, temporary need warm place. Bazhou Dong Yang Hui Township multiply greenhouse Hardware Factory is specialized in producing greenhouse accessories, clamps, slot, solid film cards, steel Szymborska, lamination line, square card, T-card slot connector clip hoop and other production-oriented enterprises. Bazhou Dong Yang Hui Township multiply greenhouse Hardware Factory Mobile: 15127654608 Tel: 0316-7374468 Fax: 0316-7374468 Contact: Jiajing Li-mail: 1104792735@qq.com QQ: 1104792735 Website: www.chdppj.com Address: Bazhou Dong Yang Jia Zhuang Township Industrial Park, Hebei Province, eight sub-continent network finishing release factory specialized in producing greenhouse accessories, machinery shed, greenhouse frame, greenhouse frame molding machines, mechanical skeleton sheds, greenhouses and other accessories