SG75 Perforated Steel Roller Shutter
Curtain Construction & Weight
75mm x 17mm interlocking 20 gauge convex steel lath with 3mm perforations providing 30% airflow. Also available with 6mm perforations providing 45% airflow (additional cost + delivery).
Weight 11kg m2.
Bottom Bar & Guides
The bottom bar consists of a mild steel 75mm x 51mm ‘T’ Bar or 31mm x 68mm ‘L’ section. Guides are 65mm x 32mm x 3mm prefixed to 40mm x 40mm x 3mm unistrut for ease of installation (subject to shutter size)
Galvanised steel end plates with locating lugs for strength and safety with preformed 2-piece aluminium hood. Shutter hood ranges from 250mm to 360mm, subject to size of the shutter.