Thatched properties are among the highest fire risk buildings. We examine the specific fire safety measures required.. Thatched Building Fire Safety Extreme Fire Risk Thatch is highly combustible Large exposed surface area Difficult to extinguish once ignited Often rural locations with delayed fire service response Protection Measures 1. Fire retardant treatment of thatch 2. Fire barrier boards in roof space 3. Spark arrestor on chimney 4. Lightning conductor 5. Enhanced fire detection (heat detectors in roof space) 6. Minimum 6m separation from boundaries 7. Chimney inspection and sweeping regime For thatched building fire safety, contact us.