NOX filter is designed to filter polluted air entering domestic or commercial buildings through mechanical ventilation systems. The compact system uses combined particulate and gas filters to reduce levels of Nitrogen Dioxide and Particulate Matter to within target limits making the air safer to breathe.
Sale!


aircycle 4.1 Digital Range
- Suitable for medium to large dwellings and apartments
- Suitable for houses up to 285m²
- Up to 93% heat recovery efficiency
- Down to 0.43 W/l/s specific fan power
- Remote digital control with status indication (SOLD SEPERATELY)
- 4 Airflow modes (100% variable): Night, General, Boost, Purge
- Programmable 25%+ boost setting
- Wall and floor mount options
From €132.00
The new aircycle 4.1 Heat Recovery Ventilation system HRV comes with award winning technology, unrivalled performance and versatile installation.
With a Specific Fan Power (SFP) down to 0.43 W/l/s and a heat recovery efficiency up to 93% the aircycle 4.1 succeeds in balancing the trade-off between airflow, efficiency and acoustic performance, offering a system that delivers true comfort ventilation for the end user.
Core features include:
- Up to 93% heat recovery efficiency
- Down to 0.43 W/l/s specific fan power
- 4 Airflow modes (100% variable): Night, General, Boost, Purge
- Programmable 25%+ boost setting
- Remote digital control – sold seperately
- Status & airflow mode Indication
- Fault alert
- Hours run meter
- 230V Auto-boost compatible
- Integral humidistat
- Automated frost protection
- Automatic Summer bypass, 100%
Weight
29kg
Guarantee Period
5 Years
Materials
- Main enclosure: High density, impact resistant EPP (Expanded Polypropylene)
- PCB & control panel enclosure: ABS FR
- Filters: Polyester media (G3)
- Mounting bracket: Zinc plated steel
- Fan Scrolls: ABS
Digital Control Features:
- Independent fan speed control,
- 230V Boost input (light switch relay, PIR, boost switch etc.)
- Boost over-run timer (0- 99 mins)
- Integral humidity sensor (Boost activation) – 100% Variable RH
- Automatic frost protection
- Automatic Summer Bypass (100% Filtered)
- 4 Airflow modes (100% variable): Night, Trickle, Boost, Purge
- Smart filter maintenance alert
- Fault alert
- Status indication (Summer bypass, frost protection etc.)
- PIN Protect engineering settings
- Hours run meter
- Commissioning Settings Upload
Standards
- Fully complies with Building Regulations for UK & Ireland
- SAP Appendix Q Listed | DEAP Listed | Energy Savings Trust Best Practice | CE
| Product Description | Product Code |
|---|---|
| Wall Mount - Aircycle 4.1 c/w Integral Humidistat & Bypass | AS 90-0401-WDS-01 |
| Floor Mount - Aircycle 4.1 c/w Integral Humidistat & Bypass | AS 90-0401-FDS-01 |
| Digital Controller | AM 90-02-301 |
- aircycle 4.1 Digital Range – Product Brochure
- aircycle 4.1 Digital Range – Install and Maintenance Manual
- aircycle 4.1 Consultants Specification
- aircycle 4.1 ErP Energy Label
Case Studies

Ross Alta | Heat Recovery Ventilation | Rosshill, Galway
PRODUCT | Aircycle 4.1 Digital Heat Recovery Ventilation Unit and Airduct systems. PROJECT | Ross Alta LOCATION | Rosshill, Co. Galway SCOPE | 9 Detached Homes MAIN CONTRACTOR | Gort Gleann Developments MECHANICAL CONTRACTOR | BroMur Energy Brookvent supplied our Aircycle 4.1 digital MVHR units and Airduct systems to this housing development. More Information available at: https://rossallta.ie/ REQUEST CALLBACK





