Non-frame double roller:It's used for plastic-steel doors and window.The maximal capacity is over 55kgs/2pcs.

Stainless steel frame,copper window roller

It is not necessary to install underframe,create barrier free passage environment,is convenient for pedestrian or wheelchair in and out and ensures security.

For more details, please feel free to contact us and visit our website:www.gd-yuanda.com

The tenet of our company is best quality and best reputation, we earned the good reputation from our customer by the best reasonable prices.

 We are willing to provide pre-sell advice, aft-sell service and technique maintain. Insure you a satisfactory service and a high quality purchase.