2703 window top bar products are offered for sale by suppliers on Alibaba.com, of which others windows accounts for 6%, other door & window accessories accounts for 1%.
A wide variety of window top bar options are available to you, such as free spare parts, onsite installation and onsite training.You can also choose from aluminum, stainless steel and pvc window top bar,as well as from aluminum alloy, steel, and wood window top bar, and whether window top bar is swing, folding, or slide.