Security Grilles :Upward Coiling Grille

Upward Coiling Grille offers a choice of curtain materials to meet the aesthetic and functional requirements of almost any environment. This security grille is fabricated of galvanized steel. Stainless steel and fire-retardant polycarbonate inserts are also options. The standard curtain pattern for this security grille is a straight lattice configuration, but you can opt for a staggered brick design.

Door Options

  • Operation: Electric operator, chain hoist, removable awning crank or crank box
  • Electric operator with automatic emergency egress; compliant with IBC 1008.1.4.4 & NFPA 101
  • Controls: Time clock, card reader, keypad access
  • Hood: Primed galvanized or stainless steel, mill finished or clear anodized aluminum
  • Fascia and back hoods: aluminum, stainless steel
  • Optional guide finishes: clear or bronze anodized, stainless steel
  • PowderGuard® premium powder coat paint finish in approximately 200 colors as well as custom matching to specification available on hood, curtain, bottom bar, guides, headplates
  • PowderGuard® Zinc and PowderGuard® Weathered finishes
  • Heavy usage package
  • Locking options include cylinder locks, slide bolts, security rods, interlocks​​​​
Technical description


Manual unless size requires chain hoist

Curtain Material / Finish 
galvanized steel or optional stainless steel (2B or 4)

Panel Width
straight lattice (standard);
staggered brick; 
straight with polycarbonate panels

Bottom Bar 
Double angle steel 

Guide Type 
Guide channels are extruded aluminum with continuous wear strips; 
mill finish; 
Wall angles and any pack-out angles are galvanized steel

Interior face of wall is standard
Between jamb options available 

Steel with black powdercoat finish

Steel sized for maximum deflection of .03” per linear foot​​

Oil tempered, 20,000 cycle, torsion springs​​​​​​​​​​​​​​​​​​​​​​

Slide bolt for manual and crank operation; chain lock for chain hoist operation

12 month limited​​​​​​​​​​​​​​​​​​​​​​​​​​​

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