Ventilation grille MAXPOL KRA 116 BI with round duct outlet 100 mm, front 175×295 mm, white

MAXPOL KRA 116 BI is a white ventilation grille designed to connect to round ducts with a 100 mm diameter. The visible front plate measures 175×295 mm and conceals a tubular outlet that facilitates a neat and secure connection to ductwork. Intended for air extraction or supply in residential and light-commercial interiors, the grille provides a discreet finish for wall or ceiling installations and helps maintain consistent airflow when integrated with compatible ventilation systems.

Advantages

The grille’s molded tubular outlet ensures straightforward connection to round ducting, reducing installation time and the need for adapters. Its flat visible front with clean edges gives a low-profile appearance that blends with interior surfaces while leaving the duct connection concealed. Constructed in a durable white finish, the grille resists normal indoor wear and is easy to clean. The component is suitable for both supply and extract air functions, allowing flexible use in a variety of ventilation schemes.

Suitable for

• Connecting round ventilation ducts with a 100 mm diameter
• Wall or ceiling installations in apartments and houses
• Light-commercial rooms such as offices, shops, or service areas
• Supply or exhaust air applications in mechanical or passive ventilation systems

Key specifications

• Visible front dimensions: 175 × 295 mm
• Round duct outlet diameter: 100 mm
• Shape of connection: tubular round outlet for direct duct insertion
• Color and finish: white, smooth surface for easy cleaning
• Mounting options: suitable for wall or ceiling mounting

How to use

Cut or prepare an opening in the wall or ceiling sized to accommodate the grille’s mounting depth and visible front. Insert the tubular outlet into the prepared round duct or connect the duct end over the outlet, ensuring a snug fit; secure with suitable clips or duct tape if required. Position the visible front against the finished surface and fasten according to local building practice or mounting points provided. After installation, inspect the connection for air leaks and adjust sealing as necessary to ensure effective airflow and reduced noise.

Usage recommendations

Use the grille with compatible 100 mm round ducting and ensure ducts are clean and unobstructed before fitting. For optimal performance, avoid blocking the grille face and follow local ventilation guidelines for airflow rates and placement. Regular visual inspection and occasional cleaning of the grille surface will help maintain airflow quality and appearance.