... .5mm,2.8mm 3) 50 years life 88 Sliding PVC Door And Window Frame 1>Mainly Provide60mm casement ,80mm/88mm sliding , white color ... /one of the ten famous brand in china5.used:building window&doors and plastic frame6.market:America, Japan, Europe, Germany, French, Korea ... thick visiual face meets the latest standard and makes the strength of the whole window high.8.shape: fixed/sliding commodity buliding ...