Steel Open Grille Security Grilles
PERFORATED 2 INCH ROUND 009
Project Type
PERFORATED 2 INCH ROUND
GALVANIZED STEEL GRILLES
Project Type
BLOCKADE DESIGN GALVANIZED STEEL SECURITY GRILLES AT SEMINOLE WEKIVA TRAIL IN ORLANDO, FL.
GALVANIZED STEEL GRILLE
Project Type
GROTTO DESIGN GALVANIZED STEEL SECURITY GRILLE AT THE EDGEWATER HIGHRISE IN PHILADELPHI
PERFORATED 2 INCH ROUND 005
Project Type
PERFORATED 2 INCH ROUND
GALVANIZED STEEL GRILLE
Project Type
GROTTO DESIGN GALVANIZED STEEL SECURITY GRILLES AT CHERRY STREET PARKING GARAGE IN TERRE HAUTE, IN.
ARCHITECTURAL SECURITY GRILLES METRO DESIGN GALVANIZED AND POWDER COATED GRILLES AT THE BAUM SQUARE PARKING GARAGE IN PITTSBURG, PA. 009
Project Type
ARCHITECTURAL SECURITY GRILLES METRO DESIGN GALVANIZED AND POWDER COATED GRILLES AT THE BAUM SQUARE PARKING GARAGE IN PITTSBURG, PA.
GALVANIZED STEEL GRILLES
Project Type
METRO DESIGN GALVANIZED STEEL GRILLE AT THE BOTANICAL GARDENS PARKING GARAGE IN NEW YORK
GALVANIZED STEEL GRILLE
Project Type
TRELLIS DESIGN GALVANIZED STEEL SECURITY GRILLE AT WAKE MEDICAL PARKING GARAGE IN RALEIGH, NC.
GALVANIZED STEEL GRILLES
Project Type
METRO DESIGN GALVNIZED STEEL GRILLE AT THE BOTANICAL GARDENS PARKING GARAGE IN NEW YORK
GALVANIZED STEEL GRILLES
Project Type
METRO DESIGN GALVANIZED STEEL SECURITY GRILLES AT 17TH STREET PARKING GARAGE IN MIAMI, FL.
GALVANIZED STEEL GRILLE
Project Type
METRO DESIGN GALVANIZED STEEL SECURITY GRILLES AT ONE HUDSON PARK IN NJ.
GALVANIZED STEEL GRILLES
Project Type
METRO DESIGN GALVANIZED STEEL SECURITY GRILLES AT 17TH STREET PARKING GARAGE IN MIAMI, FL.
GALVANIZED STEEL GRILLE
Project Type
TRELLIS DESIGN GALVANIZED STEEL SECURITY GRILLE AT WAKE MEDICAL PARKING GARAGE IN RALEIGH, NC.
GALVANIZED STEEL GRILLE
Project Type
METRO DESIGN GALVANIZED STEEL SECURITY GRILLES AT ONE HUDSON PARK IN NJ.
GALVANIZED STEEL GRILLE
Project Type
TRELLIS DESIGN GALVANIZED STEEL SECURITY GRILLE AT WAKE MEDICAL PARKING GARAGE IN RALEIGH, NC.
GALVANIZED STEEL GRILLE
Project Type
METRO DESIGN GALVANIZED STEEL GRILLE AT THE ORLEANS PARKING GARAGE IN LAS VEGAS
GALVANIZED STEEL GRILLE
Project Type
METRO DESIGN GALVANIZED STEEL SECURITY GRILLES AT ONE HUDSON PARK IN NJ.
GALVANIZED STEEL GRILLE
Project Type
METRO DESIGN GALVANIZED STEEL SECURITY GRILLES AT ONE HUDSON PARK IN NJ.
PERFORATED 2 INCH ROUND 014
Project Type
PERFORATED 2 INCH ROUND
GALVANIZED STEEL GRILLES
Project Type
METRO DESIGN GALVANIZED STEEL SECURITY GRILLES AT 17TH STREET PARKING GARAGE IN MIAMI, FL.

The industry's largest selection of architectural electro-forge welded security grilles. All of our grilles are polyester powder coated in one of our 15 standard colors.
The steel security grilles are available in 7 standard mesh styles steel grilles and 2 standard aluminum grilles or can be fabricated to fit your needs. All steel security grilles are hot-dip galvanized then powder coated. This combination gives you the best protection and allows you to choose from Ametco’s 15 standard colors.
| Steel Design | Bar size (A) | Mesh (B) |
| Grotto | 1" × 5⁄64" | 1-21⁄32" × 5-3⁄16" |
| Shield | 1" × 5⁄64" | 1-21⁄32" × 1-3⁄4" |
| Metro | 1" × 1⁄8" | 2-7⁄16" × 5-3⁄16" |
| Blockade | 1-3⁄16" × 5⁄32" | 2-7⁄16" × 5-3⁄16" |
| Lattice | 1" × 1⁄8" | 2-7⁄16" × 2-19⁄32" |
| Stadium | 1" × 1⁄8" | 3-15⁄16" × 3-15⁄16" |
Infill Panels
The following panel designs are common for this type of application. Hover over the panel to view more information about the design.
Blockade
2-7/16" x 5-3/16" mesh, 1-3/16" x 5/32" main bar and 1/4" cross bars
Grotto
Grotto Design steel security grilles are 1-21/32" x 5-3/16" mesh with 1" x 5/64" main bar and 3/16" round cross bar
Lattice
2-7/16" x 2-19/32" mesh, 1" x 1/8" main bar, 3/16" round cross bar, galvanized and powder coated
Metro
Metro Design 2-7/16" x 5-3/16" mesh, 1" x 1/8" main bar and 3/16" round cross bar
Shield
Steel fence with 1-21/32" x 1-3/4" square mesh, 1" x 5/64" main bar and 3/16" round cross bar, galvanized and powder coated
Stadium
Stadium Design steel security grilles are 3-15/16" x 3-15/16" mesh with 1" x 1/8" main bar and 3/16" round cross bar
CAD Drawings
Ametco provides CAD drawings in various formats to add to your project spec. Click the name or icon of the desired format to download.
To view a larger version of the thumbnail image, click the magnifying glass after hovering over the image.
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