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... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...
... material:Sound-insulated warmth-reseration honeycomb(standard) or fireproof rock cotton(available). 2.Thickness of steel: a) steel plate in door leaf: standard:0.8mm; b)steel for door frame: 1.5mm(standard)...