How To Select The Retractable Window Screen?

How to select the retractable window screen?
1.To select the mesh material:the quality of stuff is the key
to judge the usage,pure fiberglass or fiberglass with polyester fiber.
(1)Distribution:whether The size 18X16 is well-distributed,it's the attitude of
the producer.
Touch feeling:when be touched by human finger,good one will like
be ironed.or that will be the worse one.
(2)Construction:The good one can be easyly opened,good seal function to isolate
the room.you can check whether there is a inside sliding track,the good one will
have,and this will enlarge the duration.
(3)Device:When you stop it,our retractable window screen will stay where it is.
(4)Frame:The thickness will be 1.2mm,if the frame stuff is not good,there will directly
influnce the quality,that may cause the shape changed