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Mitsubishi Lossnay VL-250 MVHR Unit
Mitsubishi Lossnay VL-250 MVHR heat recovery unit – up to 250 m³/h
The Mitsubishi Lossnay VL-250 is a Lossnay heat recovery ventilator from Mitsubishi Electric, supplying filtered fresh air and extracting stale, moist air while recovering heat from the outgoing air.
It suits new-build and refurbished homes that need quiet, energy-efficient ventilation to meet Building Regulations Part F.
Key features
- Airflow: 250 m³/h (69 l/s) @ 150 Pa
- Heat recovery: 85% at max (90% at 30%)
- Lossnay heat exchanger
- summer bypass
- 1% airflow steps
- boost/purge & holiday modes
- A+ ErP
The unit measures 386 × 563 × 595 mm (H×W×D), weighs 26 kg, has 125 mm duct connections.
Controls: Backlit LCD controller; airflow 25–100% in 1% steps; Wi-Fi/MELCloud option. Filters: Coarse 55% (G3) standard; NOx / ePM2.5 50% options. Separate R and L models
Every MVHR system should be designed around the dwelling's ventilation rates, with insulated ducting on the outside-air and exhaust runs. We can supply matching ducting, filters and controls. Specifications are taken from the manufacturer's published data.
Supplied by Low Cost Renewables at trade prices, with delivery across the UK and Ireland.
Mitsubishi Lossnay VL-250 specifications
| Max airflow | 250 m³/h (69 l/s) @ 150 Pa |
|---|---|
| Heat recovery efficiency | 85% at max (90% at 30%) |
| SFP / SPI | 0.62–1.19 W/(l/s) PCDB K+1–K+5 |
| Dimensions | 386 × 563 × 595 mm (H×W×D) |
| Weight | 26 kg |
| Duct spigots | 125 mm |
| Power | 106 W max; 220–240 V |
| Bypass | Yes – automatic summer bypass |
| Filters | Coarse 55% (G3) standard; NOx / ePM2.5 50% options |
| Handing | Separate R and L models |
| SAP PCDB / Appendix Q | Yes – SAP 10 PCDB data published |
| Controls | Backlit LCD controller; airflow 25–100% in 1% steps; Wi-Fi/MELCloud option |
| Part numbers | VL-250CZPVU-R-E / VL-250CZPVU-L-E |