Klimakontor capillary grid can be used as the heat transfer terminal of air conditioning system for building cooling and heating, can be applied to plastering building surface, gypsum formwork and metal mold box ceiling. Products of different specifications can be ideally applied in different architectural forms. Product specifications are basically divided into S-type and G-type according to the flow form of pipeline liquid. Different spacing products provide different cooling and heating performance. The capillary grid can be connected with the system water by simple hot melt welding or coupling quick connection, which is safe and reliable and easy to install.