FDR25

UL 555 1.5 hr. Dynamic, True Round, 2,000 fpm and 4" w.g. max, Integral Frame/Sleeve Retaining cinch plates and extended duct connections for adjustable installation

• Low pressure drop
• Vertical and horizontal closure spring operation for assured closure under air flow (fans on) in HVAC systems
• Galvanized steel construction

Warranty