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Are you Approved Document F Compliant?

New Building Regulations for ventilation
came into force on June 15th 2022.

Approved Document F compliant ventilation.

Yale SlotVents from Mila.

Achieves the required equivalent area (EA) to comply with Approved Document F (ADF) with the smallest ventilation footprint on the market.

Full range of sizes, variants and colours, in stock.

Building Regulation Changes

Approved Document F.

Provides guidance on meeting building regulations that specifically apply to ventilation. Adequate ventilation is provided to prevent excess condensation buildup which could damage the structure of the property. It also ensures that air flows through the property maintaining good levels of indoor air quality.

“Part F requires trickle vents to be fitted in virtually all new and replacement windows.

A breath of fresh air.

The easiest method for providing ventilation when replacing windows.

Provides secure ventilation for people living in urban or noisy areas, without opening windows. Reduces smells and water vapour from cooking, washing, and bathing. Decreases the risk of condensation and mould. The ventilator can be left open to allow secure ventilation at night.

Slim Design. Maximum ventilation, minimum fuss.

The smallest ventilation footprint on the market.

Take a closer look

Flexible design.

We stock a wide range of SlotVent to suit your installation.

Choose from a standard set in white, coordinate your vent set with white internal and profile colour-match external, or you can buy the internal and external halves separately for maximum flexibility.

Options of noise reduction and a fly screen are also available.

Internal vent

External hood

Fly screen for overframe

Discreet, modern design with embossed Yale logo

Provides ventilation whilst preventing water from entering the home

Fly screen prevents bugs entering

Adjustable ventilation.

The internal side of the SlotVent can be tilted to three angles, 30°, 60° and 90° to adjust airflow.

Simple installation.

Supplied with pre-fitted clips for ease of fitting.
Optional screw holes to fit 13mm slot.

10 colours to choose from.

White clips pre-fitted on white vents | Black clips pre-fitted on all other colours


Chartwell Green



Irish Oak



Anthracite Grey

Slate Grey

Agate Grey

Full range in stock. Get a quote.

If you’d like pricing information on this product, click below to fill in your details and our team will be in touch!

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    Tested and guaranteed.

    EN13141-1: 2009
    Performance tested of components/ products for residential ventilation. Externally and internally mounted air transfer devices

    BS EN ISO 10140 -1
    Measurement of sound insulation of building elements and of airborne sound insulation

    10 Year Guarantee
    Mila guarantees the mechanical components of this product for 10 years, subject to our recommended level of regular maintenance.

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    Yale SlotVent from Mila


    Contact our sales office

    T. 01327 312 400 | E.