517 heat bypass valves products are offered for sale by suppliers on Alibaba.com, of which floor heating systems & parts accounts for 60%, control valves accounts for 3%, and other valves accounts for 2%.
A wide variety of heat bypass valves options are available to you, such as pressure, manual and hydraulic.You can also choose from normal temperature, medium temperature and high temperature heat bypass valves,as well as from water, gas, and oil heat bypass valves, and whether heat bypass valves is steel, stainless steel, or plastic.