판매 후 서비스
반환 및 교체, 온라인 기술 지원, 무료 예비 부품
Hardware
USA Brand or Chinese Top Brand
Glass
Double Tempered Glass
Accessories
Lock+handles+hinge
Certificate
ISO9001, CE, AS2047
Advantage
Heat Insulation, Waterpoof, Soundproof
Sealing System
EPDM Rubber Sealing Strip
Installation
Nailing Flange