Gate Line 300
Contemporary Aluminium
Available as hinged and sliding gate
Line is all about delicacy, softness and elegance. Its brushed and anodized aluminium designs adorn this gate to maneuver like jewellery on a beautiful suit. With its modern, refined lines, impeccable style and fully boarded filling to protect your privacy, Line has everything you need in a high-quality, durable product that will meet even the most demanding requirements.
Filling : Slats 300x25 mm fully boarded slats
Level of privacy : Solid
Top shape : Straight
Maximum leaves dimensions : 5000 x 2250 mm
Maximum sliding dimensions : 6000 x 2250 mm
Assembly method : Tenon-Mortise
*Due to manufacturing technical constraints, maximum widths and heights may be revised.
High and low hinges : lacquered in the same colour as the portail
Posts : aluminium posts to match the portail as option
House number : laser cut or alunox
Mailbox : lacquered in the same colour as the portail
Tous nos gates sont disponibles dans 25 coloris standards et plus de 300 coloris en option
View colours
Access control optional : doorbell, keypad, video intercom...
Connected motorisation : available
Connected parcel box : available as option
All our gate aluminium models are guaranteed for 30 years on manufacturing and powder coating. Easy to maintain, just use clean water, a non-abrasive sponge and a soft absorbent cloth to preserve the beauty of your gate.
They have a bespoke Kostum
Customer testimonials
Very good quality gate
Romain
September 6, 2025
5m sliding gate with designs. Sandblasted Anthracite grey finish. Looks magnificent. The only downside is that it's a bit noisy.
jerome
November 25, 2024
The gate I had installed perfectly meets my expectations: superb design, superb quality, and beautiful finishes!
Janlug
December 10, 2024
Very good product quality and a fairly wide range
benoit
July 9, 2024
Very attractive, good quality gate
Lea
April 5, 2025
Artisanal craftsmanship in partnership with top-of-the-range manufacturers at the fairest price...
Gilles
December 20, 2024
Very good product Excellent value for money
emilie
February 4, 2025
Very attractive gate and excellent quality
Pascale
September 8, 2024
As a partner of Rafflin joinery for gates, guardrails and fencing, Kostum gives us complete satisfaction in terms of product quality, after-sales service and product developments that meet our needs in the field. I recommend them. Be sure to choose a competent company to install it.
xavier
February 25, 2023
Very good quality
kevin
September 3, 2024
Very good quality equipment, but it's a shame that the bolt covers are not provided. It leaves a feeling of incompleteness!
Jacky
November 14, 2023
Product meets my expectations
Pierre
May 30, 2025
Installation of a Kostum gate, beautiful product, choice and Customisation possible, which is great.
Jean-Marc
September 4, 2024
Magnificent pedestrian gate, beautiful quality and very well made I recommend it
laure
June 27, 2024
Very beautiful, high-quality product, great finish!
Olivier
July 5, 2025
Very good quality
benjamin
June 18, 2024
More than perfect, installed by Guinaudeau, a great company.
Marie
April 17, 2024
High-quality, attractive product
Victor
March 23, 2025
Top-notch gate!
Teddy
June 27, 2024
Very good quality product, I recommend it
Vivian
August 18, 2024
High-quality materials, excellent service
Gianni
September 25, 2024
Very good product with very careful installation. Very happy to have chosen this product.
Alicia
May 27, 2024
Delivery on time, very professional installation. The guardrails are exactly what we hoped for, and after installation, our neighbours were quick to point out how nice they look.👍✅
kardiak
August 6, 2022
High-quality materials. Top-notch design and colour.
Audrey
February 23, 2025
Very attractive English-style guardrail with an English-style installation
Johann
October 19, 2025
50 years of French know-how and custom work
600 qualified installers for a flawless installation
20,000 custom projects completed every year
30-year warranty on manufacturing and coating
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