Price MSLGP Series 3-tier steel security grilles feature all-welded construction and integral wall sleeves for maximum security sidewall applications.

• Face Plate: 3/16" (5) hot rolled steel with 2" (51) square holes and 1" (25) fret. 12 gauge hot rolled steel perforated plate with 3/16" (5) diameter holes continuously welded to lattice face.
• Backer Plate: 12 gauge hot rolled steel perforated plate with 3/16" (5) diameter holes continuously welded to sleeve 1" from faceplate. Hole pattern of backer plate is offset to obstruct visual and insertion lines.
• Sleeve: 3/16" (5) hot rolled steel, length as required, continuously welded seams.
• 4-Sided Mounting Frame: 1" x 1" x 3/16" (25 x 25 x 5) hot rolled steel angle frame shipped loose for field welding.