1:reasonable price with high quality 2:high precision,soundproof 3:good sealing 4:durable 5:angle joint to enhance the frame

1.Fishion design with elegant appearance and never out of  date.

2.Excellent material for smooth and subtle edges

3.Easy to install and open, the window will not warp or rot and its dimensional stability ensures years of trouble free operation.

4. profile :aluminium 6063-T5 or plastic (pvc )

5.surface treatment:Powder coating,,Electrophoresis,Anodize and PVDF

6.Hareware:ROTO, SIEGENIA, China hardware etc.

7.Fire- rated and sealing well

8.Energy-saving and environmental protction better with thermal breaking system and hollow glass.

9.Accessories:Glass Silicone / Glazing Rubber ,Stainless steel accessories

Excellent Performance

1:sound insulation :RW>28Db

2:wind pressure Resistance:Third clsss(GB/106)

3:Air Permeation Resistance:Third class(GB/108)

4:Heat insulation Resistance:Third:2.8/(m2k),2.5W/(m2k),or below2.0w/(m2k)

Remark.This list is just for your reference ,the element can vary,Welcome to your inquriy and trial order.