Security Grilles. Security Grilles provide security against unwanted entry while still providing visibility and air flow. Manufactured with 516 solid aluminum rods with various sized chain of eyeletted aluminum spaced at customized intervals, they coil above openings typically. Amstel's sliding grille product line is the largest available on the market today. With eight main different products and over seventy different variations, we definitely have the product to suit your needs. Our unique hinge and insert system allows you to further expand the product line by mixing inserts in a single panel. Our Horizontal Accordion Grilles Accordion Sliding Grilles are primarily used for openings with curves or restrictions for overhead clearances. Most applications are in shopping malls and spaces in buildings with limited or no access above the opening. When you need to safely separate two spaces, but still need visibility and airflow, our safety gates are the answer. Configured to fit any size opening, there are several patterns and multiple opening sizes that make up an endless roll down gate options. Safely separate offlimit areas with security grilles that require little to no maintenance. The convenience of having no floor track and the ability to accommodate a variety of expansion curved shapes and configurations are key advantages. Used in schools and malls these applications are unique and require careful planning to insure easy operation and aesthetics. Since 1975 Dynamic Closures has provided the best in side folding and overhead rolling security grilles to customers all over North America, Europe, and Australia. Founded on innovation, we continue to advance our designs every year for better usability, durability, security, affordability, fast delivery time, ease of installation, and aesthetics. Metro Sliding Security Grilles provide uncompromising security against breakins, theft and vandalism. Our grilles protect stores, pharmacies, airports, banks, stadiums, schools, corridors and public access areas throughout America. Security: Grilles prevent unauthorized access and discourage forced entry at building exterior openings, storefronts or areas within buildings, such as pharmacies or parts counters. Used behind plate glass storefronts, they are a deterrent to smashandgrab crime. Open air model grilles provide security while allowing full visual access and air circulation. Full closure models provide visual access in most cases and enhanced security by preventing pilferage through openings. Applications include shopping malls, convention centers, schools, garages and other institutional, commercial and retail projects. Overhead Door security grilles provide an array of attractive solutions for a spectrum of retail, commercial and industrial applications. Our sidefolding grilles boast the shortest stacking dimension of any grille available today, and feature a handsome clear anodized finish Mobilflex manufactures rolling grilles, rollup doors, overhead doors, rolling shutters, folding doors, sliding grilles, sidefolding grilles and sidefolding closures. Mobilflex makes various styles of sliding security grilles, accordion doors, shopping mall closures and storefront folding gates.