? Berbagai Ketebalan & Ukuran – Tersedia dalam berbagai spesifikasi, mulai dari timah hitam 1mm hingga 10mm, kaca timbal berbagai dimensi, dan pintu timbal berstandar rumah sakit.In combination with remaining pretty high priced, spray foam insulation would not avert radiant heat transfer (the primary supply of warmth-move out and in of the metal