Alu 43.6 H 58.6 L 58.6 W Exhst Fan MPN:4YU91

Designed for continuous operation to exhaust general clean, foul air, and odors, Dayton ventilators are typically used without duct work or with short lengths of duct work. Weather-resistant ventilators feature housings constructed of heavy gauge aluminum with a rigid internal support structure, spun steel curb cap, a birdscreen, and a steel drive frame.

Technical Specifications

• Item Exhaust Ventilator
• Drive Package With Motor Included No
• Blade Dia. 36 in
• Mounting Location Roof
• Base Height (In.) 1 3/4 in
• Overall Dia. (In.) 58 5/8 in
• Overall Height (In.) 43 5/8 in
• RPM Range 493 to 621
• Bearing Type Regreasable Pillow Block
• Shaft Dia. Propeller End (In.) 1 1/4 in
• Shaft Dia. Sheave End (In.) 1 1/4 in
• Propeller Material Steel
• Housing Material Spun Aluminum
• Speed Controllable NO
• Max. Inlet Temp. (Deg. F) 120 Degrees F
• Agency Compliance UL 705
• Application General Clean Air
• Requires Roof Curb For New Installations
• Includes NEMA 1 Junction Box
• Adj. 12 3/8"H Roof Curb Stock No. 2ZV85
• Adj. 6 3/8"H Roof Curb Stock No. 3C597
• Recommended 12 In. Fixed Curb Item No. 2RB82
• Recommended 8 In. Fixed Curb Item No. 4HX44
• Recommended Damper Size (In.) 39 x 39
• Recommended Damper Stock No. 4HX70
• Dimension A 46 in
• Dimension B 58 5/8 in
• Dimension C 41 7/8 in
• Dimension D 6 5/8 in

Manufacturer Details

• Manufacturer: Dayton
• Condensed Mfg Number: 4YU91
• MPN: 4YU91

Label Details

• Hazardous Material: N
• Green Material Flag: N
• Country of Origin: US
• CA Prop 65 Wht Label: N

Classification Details

• Harmonization Code: 8414596560
• GDS Category Name: Axial Downblast Roof Exhaust Fans without Motor
• GDS Family Name: Roof Ventilators
• GDS Segment Name: HVAC and Refrigeration
• UNSPSC: 40101502
• UNSPSC Class ID: 15
• UNSPSC Commodity Name: Ventilation
• UNSPSC Commodity ID: 02
• UNSPSC Commodity Name: Air exhausters
• UNSPSC Family ID: 10
• UNSPSC Family Name: Heating and ventilation and air circulation
• UNSPSC Segment ID: 40
• UNSPSC Segment Name: Distribution and Conditioning Systems and Equipment and Components

Shipping Details

• Not For Sale In: HI AK PR