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Personne àcontacter Ms. cynthia
no.4 xingang road, tianjin, tianjin
window 1)high quality, heat isolation , sound proofing. 2) energy conservation , environmental protection 3)Surface treatment, anodizing, powder coating, PVDF and electrophoresis coating 4)specification: as your requirement. 5)wide range of colors Capability data 1. windproof pressure ***0Pa 2. Airproof :0.3m3 /(m.h) 3. water proof: **0pa 4. heat-preservation:K=2.9w(k) 5. sound resistance:>*0DB