WHAT IS A DOUBLE-HUNG WINDOW? Double-hung windows feature two sliding sashes for efficient ventilation. They can be raised from the bottom or lowered from the top with sashes that tilt in for easy cleaning. ... Read More
1. All the products produced by NAVIEW building material factory would get through 3 strict tests before loading: 1) Raw material thickness and surface test 2) Production process inspection: cutting, size and ... Read More
item extruded aluminum airfoil blades Place of Origin China Guangdong Brand NAVIEW Grade 6000 series Temper T4-T6 Application Door & Window Shape customized Alloy Or Not Is Alloy Tolerance 1% Processing Service ... Read More