... be slitted according to customer's demandLength per roll: 50~3000 MWeight: 80-250gsmTypes:1.Alu ... to 97% of radiant energy in addition to resisting other types of heat transfer from conduction,convection ... & floor Insulation Under Concrete & wood.(2),Crawl Space,Stud Wall,Metal Frame Building ... 3,To laminate or coat EPE,XPE,IXPE,Bubble,Kraft,Fibreglass Wool as good Heat Insulation Material. Energy-saving ...