Fits into the lower rear opening of the telescopic underfloor ventilator to accommodate cavity widths between 50-150mm – or internal walls of more than 100mm thickness, up to a maximum of 200mm.
Features & Benefits:
- Does not restrict airflow through the main telescopic underfloor ventilator
- Purpose-made accessories eliminate the need for on-site modifications
- Lightweight and easy to handle
- Durable and totally resistant to decay
- Satisfies all NHBC requirements
- Manufactured to BS EN ISO 9001 and BS EN ISO 14001
- Complies with all relevant Building Regulations
- Meets all relevant British Standards