Portfolio SPARK ARRESTER Spark arrester – the device prevents the spread of dangerous sparks specifications:Steel grade: 201, 304Diametr (Ø): 100-400Steel thickness(mm): 0.5 Oval pipe oval chimney elements + Double-wall revision + Basket under stones edge elements for saunas and fireplaces + Double wall pipe double wall elements double wall elements + Single wall pipe single wall elements + Single-wall volper single walled accessories +