Ventilation system
Regel-air® FFLHA

For low air flow rates

Window rebate vents for wood - aluminium window

Ventilation system
Regel-air ® FFLHA

For low air flow rates

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Regel-air® window rebate vents for wood-aluminium windows – FFLHA

Regel-air® window rebate vents FFLHA are automatic ventilation systems for wood-aluminium windows. In wood aluminium windows, the Regel-air® window rebate vents FFLHA must be used exclusively as a make-up air system in conjunction with permanently operated, fan-assisted extract air systems.

The system is suitable for wood aluminium systems with centre gasket in the window frame.

Reducing energy costs in the long term

Lower humidity = lower heating costs! Ventilation using Regel-air® window rebate vents reduces the relative humidity in the flat.

This has been proven to reduce heating costs. It also prevents mould growth and improves indoor air quality.

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Technical specifications

Product data sheet Performance data Installation instructions tender document

Features

Ventilation systems to prevent moisture damage and mould
Vents for standard and enhanced sound insulation requirements
Purely mechanical operation; no additional power supply required
Classification of air permeability in accordance with DIN EN 1026 and DIN EN 12207 4.4, 4.5 and 4.6: class 3
Driving rain proof in accordance with DIN EN 12208 up to 600 Pa
Performance tested in accordance with DIN EN 13141-1
Approved in accordance with EnEV and DIN 1946-1

Areas of application

As a ventilation system for moisture control in new-build properties and existing buildings
User-independent and tamper-proof
To prevent and tackle the causes of mould growth
In aluminium windows installed during construction, the Regel-air® window rebate vents H/A units must be used exclusively as make-up air devices in conjunction with permanently operated, fan-assisted extract ventilation systems
Suitable for both factory installation and for retrofitting into existing windows retrofitting

Home ventilation can be that simple

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Regel-air® System FFLHA Type 23

Product data overview Regel-air® window rebate vents FFLHA Type 23

Suitable for:	wood-aluminium windows with centre gasket in the window frame
Width of 1 pair of window rebate vents (= 2 vents):	250 mm
Width of single vent:	125 mm
Air control:	Automatic, flow-dependent
Achievable air flow rates in the range 2 to 8 [Pa]:	Depending on the vent combination, 3.0 to 7.2 [m³/h]
Permissible limit value in accordance with DIN EN 12207-4.4:	At 100 Pa: 9.00 [m³/hm²]
Classification in accordance with DIN EN 1026 and DIN EN 12207:	Class 3
Resistance to driving rain in accordance with DIN 12208:	No water ingress up to a maximum test pressure of 600 Pa

How it works and fresh air supply

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Videos

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Window rebate vents FFLHA Type 23 RF

The Regel-air ® FFLHA Type 23 RF ventilation system is designed for vertical installation in timber-aluminium systems with a ‘ centre gasket’ in the window frame.

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Sample case

The Regel-air ® sample case is ideal for use during on-site customer appointments to help determine the correct window-rebate ventilator.

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RegelDichtung by Regel-air ®

Overflow seals ensure that room air connection, and in many cases there is no need to shorten the doors or fit a grille.

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Areas of application

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Do you have any further questions?

We’re happy to help.

Our staff answer lots of questions every day about window rebate vents and ventilation. Here you’ll find answers to the questions we’re frequently asked.
If you have any further questions, please feel free to contact us.

FAQ

Made in Germany

Europe-wide delivery

Over 25 years in business