A wall panel is to have the following: Outer metal sheeting, foamed polyurethane board, air gap and 15mm of lining board. The relevant value of thermal conductivity in w/mk are: 1) polyurethane board...
A wall panel is to have the following: Outer metal sheeting, foamed polyurethane board, air gap and 15mm of lining board. The relevant value of thermal conductivity in w/mk are: 1) polyurethane board...