Round Door Ventilation Sleeve 40mm Metal Patina Finish for 39-43mm Doors

Product Overview

The round door ventilation sleeve, diameter 40 mm, is built for installations requiring airflow through wooden or metal doors, commonly used in residential and commercial interiors. Manufactured from metal and designed to fit doors with thickness between 39 and 43 mm, it enables passive ventilation where air exchange is needed without compromising the door's integrity.

Its distinguishing feature is the patina finish, which offers project specifiers an option that blends with classic or antique interior styles, reducing the risk of mismatched hardware in heritage property renovations or boutique hospitality settings. This product is well-suited for bulk procurement by contractors working on retrofitting period buildings or upscale hospitality applications where design cohesion is critical.

Key Features

• Metal construction ? provides durability for long-term use in residential or commercial doors


• Patina finish ? antique-style appearance suitable for design-conscious projects


• Diameter 40 mm ? optimal for controlled airflow without structural weakening


• Door thickness compatibility ? fits doors 39-43 mm thick


• Round design ? enables easy installation in pre-drilled holes


• Suitable for wood and metal doors ? broad application range


• Corrosion resistance ? metal material supports longevity in humid environments

Technical Specifications

• Material: Metal


• Finish: Patina


• Diameter: 40 mm


• Compatible Door Thickness: 39-43 mm


• Shape: Round

Applications

Used for ventilation in interior wooden or metal doors of residential buildings, offices, hotels, and boutique hospitality settings. Often specified for projects requiring passive airflow in areas like bathrooms, kitchens, and storage rooms, particularly in buildings where design aesthetics are important, such as renovations and heritage properties.

Packaging & Shipping

Standard export packaging. Unit includes the ventilation sleeve and installation accessories.