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Theolenn
Theolenn

The Theolenn gate, a perfect combination of modernity and customisation. With its 30 x 30 mm aluminium battens and understated frame, express your unique style. Choose from 25 RAL colours or 5 wood tones for a distinctive touch. The 90 mm openwork slats add minimalist aesthetics. Don't miss out on this new 2024 product for a customisable entrance.

View detailed product sheet
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Main characteristics
Filling : Slats 90x25 mm openwork
Level of privacy : Openwork
Top shape : Straight
Maximum dimensions : 2500 x 1750 mm
Assembly method : Mechanical Aluminum

*Due to manufacturing technical constraints, maximum widths and heights may be revised.

Handle : lacquered in the same colour as the portillon
High and low hinges : lacquered in the same colour as the portillon
Caps : lacquered in the same colour as the portillon
Posts : aluminium posts to match the portillon as option
House number : laser cut or alunox
Mailbox : lacquered in the same colour as the portillon

enumProductType: PORTILLON (10)

isPortail: no

isPortillon: yes

isGardeCorp: no

isCloture: no

isCloturesSeparatives: no

300+ STANDARD COLOURS
All our aluminum pedestrian gates are available in over 300 standard colours
View colours
Motorisable : available
Access control optional : doorbell, keypad, video intercom...
Connected motorisation : available

All our pedestrian 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.

Learn more about maintenance

They entrusted us with their project

Customer testimonials

Avis Google

Very satisfied with our aluminum railing. The refined design integrates perfectly with our contemporary house. The color matches the sample and holds up well over time. Only small downside, the delivery time which was a bit longer than expected, but the quality is worth the wait.

S

Sophie Leroy

February 13, 2026

Avis Google

Very good commercial and technical contact. The gate corresponds exactly to our expectations. Quick and careful installation. We recommend Kostum without hesitation.

J

Julien Petit

July 13, 2026

Avis Google

Good product, as described. Some adjustments were necessary during installation, but the after-sales service was efficient.

L

Lucas Moreau

March 13, 2026

Avis Google

After thorough research, I opted for a Kostum bioclimatic pergola. The installation was carried out perfectly by an approved partner. The pergola perfectly withstands the weather conditions of our Breton region and allows us to enjoy our terrace all year round. The after-sales service is also very responsive.

T

Thomas Martin

April 13, 2026

Avis Google

Quality delivered, the result is superb. Responsive customer service that listens to our specific needs. Deadline respected.

C

Claire Dubois

July 23, 2026

Avis Google

We installed a Kostum gate and fence from the Céklo range. The quality is exceptional and the design very contemporary. The lacquering is perfect and the finishes are well-crafted. Our neighbors even asked us where we bought it!

M

Marie Dupont

June 13, 2026

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50 years of French know-how and custom work

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600 qualified installers for a flawless installation

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20,000 custom projects completed every year

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30-year warranty on manufacturing and coating

Complete your project

Garden harmony

Theolenn

Gate Theolenn

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