Trend Meranti Awning Windows - Meranti Awning Windows Trend Windows & Doors Frame type Timber Glazing Single, Double Min. length 2627 Max. length 2608 Min. height 2120 Max. height 2102 Uw (Whole window U Value) 1.74 SHGC (Solar Heat Gain Coefficient) 0.44 Opening Tilt open You can expect maximum light and ventilation in all weather conditions with this simple, clean design. Trend Windows & Doors