DuraGrille™ Rolling Grille Doors

DuraGrille Features and Options

Raynor DuraGrille rolling security grille doors are available with numerous features and options, including those listed below.

Grille

Offered in a contemporary brick pattern or traditional straight pattern (shown), grilles are constructed of 5/16” mill-finished aluminum rods with 9″ center-to-center interlocking links.

Aluminum Guides

Extruded aluminum guides are lined with a replaceable wool pile strip to reduce wear and provide quiet operation.

Counterbalance System

A torsion-spring-operated system, enclosed in a structural steel barrel, effectively counterbalances the security grille for a minimum of 15,000 cycles. Higher cycle torsion springs are also available.

Bottom Bar

An extruded aluminum bottom bar reinforces the curtain and provides smooth operation.Security LocksManually-operated grilles are provided with slidebolt locks. Other locking options are available.

Increased Security

6” center-to-center link spacing provides added protection.

Curtain Hood

Optional curtain hood has rolled edges and is formed from 24-gauge, hot-dipped galvanized steel, or aluminum.

Head Plate Cover

Head plate covers are offered for an attractive, finished appearance and help to protect your investment by keeping out dust and grime.

Auto Lock

Auto lock prevents the curtain from being forced open.

Motor Cover

Motor covers are helpful for noise reduction and provide an attractive look.