Previous Product Next Product SEC-AFU-32 Aspirating fan unit for ASD 531/532 Please login to see your pricing Login SKU: SEC-AFU-32 Category: Spares Description Repair exchange for the aspirating fan unit complete for ASD 531/532. Brochure Technical Brochure Related products Quick View Quick View SparesSEC-ACB-35 Read more Basic control board for advanced display of ASD 535-3 and -4 Quick View Quick View SparesSEC-IPS-35 Read more Insect protection screen (Set 2pcs) Quick View Quick View SparesSEC-AFS-35 Read more Air flow sensor for ASD 535 Quick View Quick View SparesSEC-AFS-32 Read more Air flow sensor for ASD 531/532