Premium quality, all-aluminum construction engineered for lasting performance
Our flagship product, the West-O-Matic aluminum fan shutter, is designed for vertical installation on the discharge side of fans. Ideal for wall-mounted exhaust fans and penthouse fans.
Strong, lightweight, and completely rust-free
Authenticity guaranteed on every moving linkage
50+ years of manufacturing expertise
1-year warranty on materials and workmanship
All-aluminum construction provides exceptional strength without unnecessary weight
Long-lasting finish protects against corrosion in any environment
Precision-engineered blades for optimal ventilation performance
Smooth blade movement designed for years of trouble-free use
Available in a range of sizes to fit your specific requirements
Complete inventory ensures quick shipping on standard sizes