Solar heating: refers to the conversion of scattered solar energy into a convenient hot water through a collector (for example, flat solar collectors, vacuum solar tubes, solar heat pipes, etc.). The end of the heating (for example: floor heating system, radiator system, etc.) provides a system for heating the room. We call it the solar heating system, referred to as solar heating. Other Lifting Rigging,Other Lifting Rigging,Lifting Rigging Lisheng Trading Co., Ltd. , http://www.jnbuckles.com