Multi Zone 24V 5A Automatic Opening Smoke Vent AOV Control Panel, Backup Battery £659.95(£659.95/Unit)
Dual Zone 24V 2A Automatic Opening Smoke Vent AOV Control Panel, Backup Battery £609.95(£609.95/Unit)
Custom Bespoke Sizes – Aluminium AOV Automatic 1.5m² Opening Smoke Vent- White £2,895.00(£2,895.00/Unit)