XPS board with grooves is an efficent thermal insualtionmaterial for pipe heating system.XPSboard with grooves is an efficent thermal insualtionmaterial in under floor heating system.The hot pipes can be installed into the grooves, If the XPSbaord is covered by aluminum foil or aluminum pannel, theenergy could be spreaded efficently and evenly.The size of the board and the distances between two groovescan be suit to requirements.normal size: 1200*600*20mm,grooves:100mm+groove+200mm+groove+200mm+groove+100mmIt also be produced accordingly