GR-D1: Security Grate
Product Overview
KEES security grates protect building openings from unwanted passage of people or objects, preventing unauthorized entry into a secure area or unwanted exit from a secure area. Common applications include roofs, ceilings, walls, and floors in behavioral health facilities, correctional facilities, and hospitals. Style D security grates use round bars in channel sleeves.
Materials
Various gauges of steel | Steel alloys | Galvanized steel | Stainless steel
Finishes
Painted—standard and custom colors | Hot-dip galvanized
Bar Profile
Round | Flat | Ribbed
Bar Construction
A-36 structural steel (round or flat) | Case hardened (round) | Tool resisting (flat or ribbed) | Spacing per your requirements
Size
Single piece up to 72" x 48" | Combine multiple sections for unlimited sizing
Shapes
Square/rectangular | Round/oval | Custom, including triangular
Mounting Options
Angle frames—fully welded, one sleeve and one sent loose for field install | Bolt holes through the frame for duct or surface mounting | Fabricated channel sleeve for cast-in-place concrete | Masonry anchors or studs for cast-in-place concrete
Additional Options
Screens (woven mesh, bird and insect) | Multiple duct connections on a single sleeve | Fire dampers | Integrated access door