Home » Agri-Aide Ventilation » Agri-Aide Shutters » Shutter 20″ Shutter 20″ SKU: KV-PS0020 Availability: Available Description Shutter PVC, fits 20″ rough opening, made to order Related products Shutter 21″ Learn More Shutter 40″ Learn More Shutter 17″ Learn More Shutter 23″ Learn More