Ventilation grilles

Breathe healthy air without wasting energy.

Installation of a ventilation grille above a window
Why grilles

Why choose ventilation grilles?

Modern homes are increasingly well-insulated and airtight — great for energy efficiency, but a challenge to ensure enough fresh air without losing energy.

Invisivent AIR
Our difference

Why choose CR Consult?

Discreet and stylish

Invisivent grilles, almost invisible above the window.

Smart regulation

Self-regulating flap adjusts to pressure and wind, no draughts.

Thermal and acoustic comfort

Optimal mix of cold and warm air, acoustic versions available.

Perfect integration

Approved installer, perfect finish and airtight installation.

Our range

Solutions for every situation, from the most discreet to the most efficient.

Invisivent AIR

INVISIVENT AIR

Quick installation, high stability, perfectly airtight finish.

Invisivent COMFORT

INVISIVENT COMFORT

Ultimate comfort, suited to the Healthbox 3.0 extraction unit.

THM90 Evo

THM90 EVO

Completely flat, ideal for sliding windows on the ground floor.

Variavent

VARIAVENT

Modern look, openings not directly visible for extra comfort.

Transivent

TRANSIVENT

Integrated into a roller shutter box, fresh air without draughts.

Fixvent Mono AK

FIXVENT MONO AK

Sun protection, insect protection and ventilation. Acoustic insulation up to 40 dB.

Custom-made

For various applications

Ventilation grilles are essential in modern buildings. CR Consult works with an extensive range, including custom options for complex projects.

Air permeability, water resistance, acoustic performance or burglary resistance: we find the solution suited to your situation, even with exceptional requirements.

Roller shutters

«Keep your home cool in summer and warm in winter...»

Screens

«Keep a pleasant temperature indoors and avoid glare...»

Ventilation grilles

«Breathe healthy air without wasting energy...»

Insect screens

«Enjoy fresh air at home without unwanted visitors...»

The range

We offer an extensive, premium range of ready-to-install PVC and aluminium windows and doors.