Constructed from 3mm thick mild steel sheet with perforated areas from 4mm thick grade 304 stainless steel.
All corners rounded to reduce potential for ligature attachment.
Designed to be surface mounted directly on top of masonry, render or tiling.
The grilles offer 18% free area for ventilation with the perforations to Home Office dimensions to reduce ligature opportunities whilst restricting the passage of contraband.
2mm diameter holes at 4mm staggered pitch perforations.
Finish
One coat factory applied high build zinc phosphate primer to mild steel components, stainless steel left natural.
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