Emergency Access & Smoke Ventilation Window Bases are perfect for easy flat roof access and escape, acting as emergency exits as well as smoke release vents for rapid airflow. We stock a selection of opaque and clear ventilation hatches and bases for your roof. Browse a range of high quality, fire tested products from VELUX's flat roof range.
£1,417.12 ex VAT£1,700.54 inc VATWas: £0.00 ex VAT
£1,729.08 ex VAT£2,074.90 inc VATWas: £0.00 ex VAT
£715.58 ex VAT£858.70 inc VATWas: £0.00 ex VAT
£758.67 ex VAT£910.40 inc VATWas: £0.00 ex VAT