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Model 670
Aluminum mill curtain material finish.
Model 671
Galvanized steel curtain material finish.
Model 674
Aluminum clear anodized curtain material finish.
Model 675
Painted Perforated Steel Side Folding Full Enclosure Security Grilles.
Model 676
Advanced Performance Security Grilles.
Model 677
Fire Retardant Polycarbonate Side-Folding Full Enclosure Security Grilles.
Model 678
Tempered Glass Side-Folding Full Enclosure Security Grilles.
Model 681
Side Folding Open Air Security Grilles with 1 7/8" space between tubes.
Model 679
Full-height, solid aluminum Side-Folding Full Enclosure Security Grilles.
Model 683
Side Folding Open Air Security Grilles with 2 1/2" space between tubes.