Watch a quick comparison video to see the difference in construction, installation and everyday use. Find out which grille is more suitable for a wall, ceiling or door.
Discover different designs – from minimalist to decorative patterns. Choose the style that best matches your interior.
Design: TRIANGLE
Beech wood: uncoated (no varnish)
2-piece • magnets
Interior: wall / ceiling / door
Ø 125 / Ø 160 + custom size
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The TRIANGLE – round, 2-piece ventilation grille is designed for interiors where clean geometry and modern structure play an important role. The triangular pattern creates a dynamic yet balanced visual rhythm, making the grille a distinctive architectural detail rather than a purely technical element.
It is suitable for covering ventilation openings in walls or ceilings, and it can also be used as a door ventilation grille between rooms or in technical spaces.
The TRIANGLE – round, 2-piece grille is available in multiple size options to suit different ventilation openings.
This version is ideal for larger openings where the geometric triangle pattern can stand out while maintaining strong airflow performance.
A compact option suitable for smaller rooms and ventilation points where a clear and modern design is preferred.
On request, the TRIANGLE grille can be manufactured in bespoke dimensions tailored to your project.
The TRIANGLE pattern allows stable airflow while maintaining a structured and modern aesthetic.
Installation is possible using adhesive or screws depending on the surface. The grille is a 2-piece design connected with magnets. It is designed to cover the opening from the front, not to be inserted into the duct.
Manufactured from high-quality beech plywood, the grille combines precise geometry with the warmth of natural wood.
The TRIANGLE grille is supplied uncoated and unvarnished, preserving the authentic look of the wood.
The TRIANGLE pattern is based on repeating geometric triangles that create a structured, architectural effect. It is ideal for contemporary interiors where geometry and clean lines define the overall design language.
Ventilation grille TRIANGLE – round, 2-piece (with magnets) combines functional airflow with a bold geometric design. It provides reliable ventilation while serving as a modern architectural accent.
Data sheet
Decorair ventilation grilles are made of high-quality beech plywood, which is strong, stable, and has a natural wood appearance. The surface is unfinished, so it can be treated to match the interior, for example with varnish, oil, or paint.
A round ventilation grille ensures natural air circulation between rooms or between a room and a ventilation duct. It allows both air supply and air exhaust while also aesthetically covering the ventilation opening in the wall or ceiling.
Yes, Decorair wooden ventilation grilles are suitable for both air supply and air exhaust. The slat design allows smooth airflow without significantly restricting ventilation.
The most common sizes are designed for ventilation openings Ø125 mm and Ø160 mm. The outer size of the grille is adapted to aesthetically cover the ventilation opening in the wall or ceiling.
Round ventilation grilles are most commonly installed on a wall or ceiling to cover a ventilation opening. They are used in living rooms, bathrooms, utility rooms, hallways, or in heat recovery and air conditioning systems.
A 1-piece ventilation grille is a solid wooden piece without magnets and is mounted over the ventilation opening or directly onto the wall surface.
The 2-piece version consists of a mounting frame and a cover section with magnets, allowing easy removal and cleaning.
Design: TRIANGLE
Beech wood: uncoated (no varnish)
2-piece • magnets
Interior: wall / ceiling / door
Ø 125 / Ø 160 + custom size
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