Exterior Weather Louvre Grille

Durable External Ventilation Grille for Air Intake & Exhaust Systems

Our Exterior Weather Louvre Grilles provide a reliable and professional termination point for ventilation ductwork where air is either entering or leaving a building.

Commonly used as external ventilation louvres, intake vents and exhaust vents, these grilles are suitable for residential, commercial and industrial ventilation systems. They protect duct openings from rain, debris and unwanted pests while allowing airflow to pass freely through the system.

Each grille is supplied with an integrated wire mesh layer, which acts as a vermin guard to help prevent birds and debris from entering the ventilation ductwork.

Where Are Weather Louvre Grilles Used?

Exterior weather louvres are typically installed at the external termination point of ventilation systems.

Common applications include:

• Fresh air intake ventilation systems
• Extract air outlets
• Mechanical ventilation installations
• HRV / MVHR systems
• MEV systems
• Commercial and residential ventilation projects

They provide a clean finish to external ductwork while helping to protect the ventilation system from weather and debris.

Key Features

• Suitable for air intake or extract ventilation
• Integrated wire mesh vermin guard
• Durable construction designed for outdoor installation
• Protects duct openings from weather and debris
• Suitable for residential, commercial and industrial ventilation systems

Specification

• Designed for external wall installation
• Suitable for air intake or exhaust ventilation
• Built-in wire mesh vermin protection
• Compatible with standard ventilation duct systems
• Custom sizes available upon request
• Powder coated finishes available for specific project requirements

These grilles are commonly paired with spiral duct systems and external duct terminations to provide a complete ventilation solution.

Custom Sizes & Finishes

We can also supply custom sized weather louvre grilles as well as powder coated finishes to match project requirements or building aesthetics.

If you require a non-standard size or finish, please contact our team and we will be happy to assist.

Frequently Asked Questions

What is a weather louvre used for?

A weather louvre is installed at the external termination of ventilation ductwork to allow airflow while preventing rain, debris and pests from entering the system.

Can weather louvres be used for both intake and exhaust air?

Yes. Weather louvres can be used for both fresh air intake and extract air depending on the ventilation system design.

Do weather louvres stop birds and insects entering ductwork?

Our weather louvres include an integrated wire mesh vermin guard which helps prevent birds and debris from entering the ventilation system. We can arrange for an insect mesh to be installed instead of the bird mesh if insect protection is also required.

If you need help selecting the correct size weather louvre for your ventilation system, the Fresh Air Supplies team will be happy to help.

☎️ Call: +44 (0) 28 8675 2336
📧 Email: sales@freshairsupplies.co.uk