roller shutter window - GR37/GR42/GR55

PU foam insulated slat and Tutular motor drived, window shutter - details see: https://www.buildingsupplieshub.com/roller-shutter-window-10051758

Type: Shutters	Place of Origin: Jiangsu China (Mainland)	Brand Name: GERI	Model Number: GR37/GR42/GR55
Material: Aluminum Alloy

1) GR37,GR42,GR55 aluminum slat, PU foam insulated

2) Density is moren than 60kgs/m3
3) Tubular motor drived
4) could open or close by manual when power off

5) heat preservation

6) The slats have holes inside,could let sunlight come through.

Packaging Detail:carton

Delivery Detail:15-45days