... manufacturer in producing PVC windows&doors, and thermal insulating aluminium Windows & doors in china. We can offer you ... tripled glass;laminated double glass with grille ,triple glass2. Low-E glass, Tempered glass, floated glass, reflective glass, OBS ... 6mm,9mm,12mm,16mm, etcOpening styleSliding, casement /swing, turn-tilt, tilt-sliding, single-hung, double-hung, etcSpecification(size, color,etc.) ...