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EverServe™ Springless Security Grille 671s

springless security grille

​EverServe™ Grille Model 671S is built with a springless design for continued, reliable operation and advanced cycle life. The high strength curtain made from galvanized steel links and solid rods provide advanced durability and security. This upward coiling security grille allows maximized air movement and visibility, while also featuring universal components to increase the ease of serviceability. 

Advantages of a springless rolling security grille
The EverServe™ Grille platform is an industry leading, performance driven solution to enhance our Rolling Security Grille product line. The EverServe™ Grille system provides customers with high cycle performance, security, durability, maximized air movement and visual access while delivering a reliable system, minimizing downtime with ease of serviceability. The springless design builds on the proven construction of the Overhead Door™ Rolling Security Grille line, adding significant enhancements to provide 15 times the standard cycle life.


Standard Max Width
up to 30' (9144 mm) depending on gauge and slat type

Standard Max Height
up to 14'4" (4369 mm) depending on gauge and slat type

Curtain Material
Galvanized steel links and solid rods with mill aluminum spacer tube

Curtain Pattern
Straight lattice 9" center vertical links with 2" center rod spacing

Door Roll
Directly driven, springless roll with integral shaft; Self-aligning greaseable sealed bearings; Door does not require counterbalance device

High Usage Guides
Three structural steel angles with UHMW wear strips and PowderGuard® Premium powder coat finish in black

24-gauge galvanized steel primed black; Matching motor and end cover provided

Bottom Bar 
Tubular extruded aluminum with mill finish

Standard Mounting
Interior or exterior face of wall

Direct drive integrated gear/motor/brake assembly; Drive assembly and limit sensors are factory pre-assembled; Manual hand chain for power outage​​.  Horsepower appropriate to door size/weight; 230V AC 3-phase motor (operating range 208-245V)

Safety Features
Built-in braking mechanism; Photoelectric safety sensors with commercial guards ​​​​​​​​​​​​​​​​​​​​​​

Limited Warranty
24 month, 300,000 cycles ​​​

Door Options
​​​​​​ ​​Door Options
  • Motor options*:  Available for supply voltages 220-240V AC 1-phase; 440-480V AC or 575V AC 3-phase (both 440-480 and 575V AC require transformer).
  • Curtain Pattern: Brick 9" on center vertical links with 2" on center rods spacing
  • Curtain Material: Mill aluminum link, galvanized steel solid rod, with mill aluminum spacer tube; Clear anodized aluminum link, galvanized steel solid rod, and clear anodized aluminum spacer tube; #4 or #2B stainless steel link, solid rod, and spacer tube and PowderGuard® Premium finish.
  • Guides: PowderGuard® Premium finish, PowderGuard® Zinc or Textured finish
  • Hood: PowderGuard® Premium or PowderGuard® Textured finish; stainless steel with #4 brush finish; anodized or mill finish aluminum
  • Safety Devices: Monitored electric sensing edge; additional set of photoelectric sensors
  • Control Panel: IP65 (NEMA 4/4X equivalent) control panel
  • Actuators: Push buttons, loop detectors, radio control, motion detectors or any combination thereof available for door operation/control ​​​​

*If the voltage is too low a transformer may be needed. Larger doors may not be available with 1-phase power. Consult factory for information.


Powder Coat Color Options

​PowderGuard® Premium powder coat finish options are available in approximately 200 colors as well as custom matching to specification available on hood, curtain, bottom bar, guides, headplates. For a smooth, durable finish consider powder coat to match aluminum clear or bronze anodized.

PowderGuard® Weathered finish, a thicker, industrial textured powder coat, is available in 11 colors providing enhanced scratch resistance as well as aiding in hiding the dirt and blemishes that often occur in commercial environments.​

Powder Guard color options​​​

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