Overview Reviews Product Description Fiberglass Sidewall Fans For optimal exhaust air removal Paired with our flow-optimized chimneys, corresponding built-in sidewall fans provide optimal exhaust air removal. Important Advantages All internal hardware is stainless steel or aluminum to provide maximum corrosion resistance All materials resistant to aggressive climates All materials smoothly finished on both sides for maximum performance and easy cleaning High pressure and high airflow versions available Available from 18” to 54” Product Videos Custom Field Product Reviews Write a Review Write a Review × Big Dutchman FIBERGLASS SIDEWALL FANS Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *