STERR - Chimney cowl with external bearing - CWL - 150-250 mm AXF500B BFS125-B – Quiet bathroom fan

BFS125-B – Quiet bathroom fan providing reliable ventilation for bathrooms and toilets

Static pressure: 1st gear: 131

prevents back draught and protects against precipitation

Larger duct fans are designed for ventilation systems that require high airflow and pressure over long duct runs

STERR - Chimney cowl with external bearing - CWL - 150-250 mm AXF500B BFS125-B – Quiet bathroom fanMaterial: stainless steel sheet, grade: 1. 4404, thickness: 0. 6 mm Maximum working temperature: 450 C. Welding: plasma Rotating system: ball bearing Sizes: 150, 160, 180, 200, 220, 250 mm Chimney attachment with external bearing for use on flue gas chimneys and exhaust gas chimneys (with the exception of furnace systems that are fired with eco pea coal, under penalty of loss of warranty). With the CWL plug in chimney attachment, you can significantly