M.J Trickle Vents – High Airflow Window Slot Vents for uPVC, Timber and Aluminium Frames

Upgrade your windows with premium M.J Trickle Vents, designed to improve indoor air quality, reduce condensation and allow controlled ventilation without unwanted draughts.
These vents are ideal for new installations or replacing old / broken vents on double-glazed windows.

Choice of all Window Fabricators, 

More than a choice — a perfect fit for all.

KEY FEATURES

• High airflow options: 2200 EA,2500 eA and 3800 EA for excellent natural ventilation
• Slimline, low-profile design suitable for all window types
• Easy installation – supplied with internal vent, external canopy / hood and fixing screws
• Universal fit – works with uPVC, Timber and Aluminium window frames
• Condensation control – helps minimise moisture, damp and mould
• Durable material – made from strong, impact-resistant ASS plastic
• UV stable with a robust and elegant finish
• Fully controlled ventilation – smooth slider for adjustable airflow
• Ideal for secure night ventilation and background airflow
• Multiple colours available: White / Grey / Black / Brown / Chartwell Green (depending on selection)

TESTED & CERTIFIED

Through ventilation for buildings – performance testing for components / products for residential ventilation –
Part 1: External and internally mounted air transfer devices.

• Tested in accordance with BS EN 13141-1:2004
• These vents conform with current Building Regulations
• In accordance with Approved Document F – Ventilation

Official guidance link (for customer reference):
https://www.gov.uk/government/publications/ventilation-approved-document-f

WHAT’S INCLUDED

• Internal trickle vent
• External canopy / hood
• Fixing screws
• End caps (where applicable)

SIZES AVAILABLE

• 2200 EA – approx. 264mm length
• 2500 EA – approx. 305mm length
• 3800 EA – approx. 409mm length

(Exact measurements may vary slightly depending on model.)

SUITABLE FOR

• Double glazing
• Casement windows
• uPVC frames
• Timber frames
• Aluminium frames

PERFECT FOR

• Reducing condensation and damp
• Improving natural airflow in any room
• Meeting ventilation requirements and standards
• Window fabricators and installers
• Home DIY replacements and upgrades

WHY CHOOSE M.J VENTS

M.J products are designed for durability, high-performance airflow and clean, modern aesthetics.
Our trickle vents are installer-friendly and used throughout residential and commercial window projects across the UK.

FAST UK DELIVERY

All orders are dispatched same or next working day using reliable UK delivery services.

30-DAY RETURN POLICY

Buy with confidence — easy returns if you’re not completely satisfied.