Panel: 50mm,60mm,75mm AMU: 4kw,5.5kw,7.5kw,11kw turbo fan glass fiber,rock-wool high quality with best price good choice Outsize dimension7020*5500*3300MM ( L*W*H)Inletsize dimension6900*3900*2650MM (L*W*H)Basement and floor330m height , bent steel plates,3 rows of figured plates, 2 rows of gridsMain doorthree doorsPersonal doorOne folded , with pressure lockWall panelsEPS heat preservation panel ...