The SB Composite board is made with a core that contains mostly air (97%) and 3% Polystyrene. It's light, flat and stiff with a unique SB surface layer. It's easy to work with and a very good choice for our common environment!
The SB Composite board is made with a core that contains mostly air (97%) and 3% Polystyrene. It's light, flat and stiff with a unique SB surface layer. It's easy to work with and a very good choice for our common environment!