Folding door

Rigid folding door

Folding doors are engineered to seal the building securely when not in use. They comprise large vertical panels with lateral packaging, covering substantial dimensions. In this configuration, the opening is divided with half panels on the right and half panels on the left.

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    Description

    Data sheet

    Structure

    Sizing

    Width up to 20000 mm x Height up to 6000 mm

    Panels

    Thickness of 52 mm, composed of internal perimeter frame in galvanised steel, insulated with injected polyurethane foam with a density of 43 kg/m³. The panels are covered with 7/10 thick pre-painted smooth sheet metal.

    Top rail and side struts

    Galvanised steel with a thickness of 25/10, supplied in the standard version painted black. They form a solid structure for the door, allowing easy manoeuvring and ensuring high stability and tightness.

    Hinges

    Made of black aluminium alloy, complete with pin with anti-fall system and double thrust bearing.

    Upper carriages

    Three wheels in anti-noise nylon

    Closing

    Internal locking bolts complete with upper and lower closing rods with reinforced tip and rod guides with PVC protection, made of galvanised steel painted black. Central floor closure via PVC strip.

    Seals

    Anti-ageing black EPDM natural rubber seals between the leaves to ensure a 50 mm anti-crushing gap and allow perfect closure.

    Aluminium profiles

    Fixed in the upper and lower part of the doors, black, with special joint for the insertion of nylon brushes to ensure a perfect closure.

    Opening system

    Manual

    Door supplied without automatic opening system.

    Set up

    Door supplied with predisposition for the installation of an automatic opening system.

    Motorised

    Door supplied with automatic opening system.

    Motorisation

    Type

    Mechanics realised with irreversible geared motors, power 300 W, with external casing. Includes telescopic arm with supports to transmit movement during opening and closing, as well as a control panel with “open-close” button. Recommended for doors with installation over light and with small/ medium openings.

    Accessories

    Painting

    Panels painted both on the outside and inside, with the possibility to choose from all the RAL colours in the GLG samples.

    Additional coverings of doors

    Coating options available on request, including 12/10 mm thick aluminium, 5/10 mm thick AISI 304 satin embossed stainless steel and wood-coloured PVC.

    Espagnolette bolt for external closure

    Complete locking system with cylinder and external handle, mandatory for garage without secondary exits.

    Pedestrian door without lower threshold

    Pedestrian door without lower threshold, made with black aluminium profile. Complete with panic bar, side latch, external cylinder and handle. Standard dimensions: 800/1200 mm x H 2100 mm.

    Pedestrian door with lower threshold

    Pedestrian door with a 90 mm lower threshold, made with black aluminium profile. Complete with handle, key lock and the possibility of customised dimensions (L depending on the leaf/panel – H 2000/2100 mm). May include a panic bar.

    Pedestrian door in a split leaf

    Pedestrian door made in a split leaf, without lower crossbar. Complete with upper stop profile, panic bar, upper and lower latch, external cylinder and handle. Dimensions: width up to 1440 mm, height 2100 mm.

    Grilles with perimeter frame:

    Grilles with perimeter frame, with aeration slats in press-bent galvanised steel sheet painted black.

    Porthole

    Portholes available in different shapes (square, rectangular or circular) with black EPDM rubber perimeter seal or aluminium perimeter profile. Made of 5+5 mm thick glass (also double glazing) and available in different types such as transparent, satin and stop sol (light, bronze, grey).

    Special requests

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    Drawings

    Portone a libro - glg doors

    Brochure

    Stacking panels

    Download the presentation of our stackable folding door

    So why choose this product?

    1. Safety and protection

    Industrial folding doors provide a high level of safety and protection for industrial structures. Crafted from durable materials like galvanised steel, they are designed to withstand harsh environmental conditions including wind, rain, thermal fluctuations, and physical damage. These doors effectively shield industrial structures from unauthorised intrusion, theft, and damage.

    2. Energy efficiency and thermal insulation

    Industrial folding doors are meticulously designed to guarantee high energy efficiency and effective thermal insulation. Featuring insulated panels and injected polyurethane foam, these doors minimise heat losses during colder months and maintain a comfortable internal temperature. This results in substantial energy savings and reduced heating and cooling costs for industrial facilities.

    3. Ease of access and convenience

    Industrial folding doors present a practical and efficient solution for accessing industrial areas. Their folding design enables swift and effortless opening and closing, ensuring an efficient flow of goods and vehicles. Available in various sizes, these doors can be customised to meet the specific requirements of each company, facilitating access for vehicles of different sizes and streamlining daily operations.

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