Downblast Ventilator, Belt, Roof, Motor HP Range 1 to 10
- Item # 4YY12
- Mfr. Model # 4YY12
- Catalog Page # 3022
- UNSPSC # 40101502
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- Item Downblast Ventilator
- Drive Type - Roof Ventilators Belt Drive
- Drive Package With Motor Included No
- Duty Rating - Roof Ventilators Standard
- Mounting Location - Roof Ventilators Roof
- Base Square Size - Roof Ventilators 64" x 64"
- Wheel Dia. 50"
- Number of Speeds 1
- CFM Range 17,245 to 37,068 @ 0.0" SP
- Motor HP Range 1 to 10
- Item - Roof Ventilators Downblast Ventilator
- RPM Range 214 to 460
- Base Height 1-3/4"
- Overall Dia. 83"
- Overall Height 50-3/4"
- Shaft Dia. Wheel End 1-1/4"
- Shaft Dia. Sheave End 1-1/4"
- Bearing Type Regreasable Pillow Block
- Max. Inlet Temp. 180 Degrees
- Housing Material Spun Aluminum
- Wheel Material Aluminum
- Wheel Type Backward Inclined Centrifugal
- Adj. 12 3/8"H Roof Curb Stock No. 2ZV87
- Recommended 12 In. Fixed Curb Item No. 2RB83
- Recommended 8 In. Fixed Curb Item No. 4YY76
- Recommended Damper Size (In.) 50 x 50
- Recommended Damper Stock No. 4HX71
- Requires Roof Curb For New Installations
- Standards UL/cUL 705AMCA Sound & Air
- Includes NEMA 1 Junction Box
- Dimension A 64"
- Dimension B 83"
- Dimension C 50-3/4"
- Dimension D 14-1/2"
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