New York Blower Company (The) Upblast Roof Ventilators

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Upblast Roof Ventilators -  - New York Blower Company (The)
Willowbrook, IL, United States
Upblast Roof Ventilators
NYB Upblast Roof Ventilators are available in four different models to meet the needs of almost any industrial or commercial ventilation system. DESIGN FEATURES Nine sizes—from 24” to 84” in diameter. Airflows—3000 to 106,000 CFM, up to 3⁄4”SP. Weather-protected—wi de hood overhang for storm protection, weather-tight housing construction. Maintenance—hood can be pivoted for rooftop access to fan components and ease of service. Large removable panel is supplied for access to the fan and backdraft damper. Field adjustment—most belt-drive ventilators provide adjustablepitch sheaves to permit modification to airflow. Filtered supply units—available in both belt-drive and direct-drive. Contact your New York Blower representative for selection assistance. Motors—wide selection available. Dimensions and accessories—dimensio ns are shown on page 11. Optional accessories are shown on page 10. CONSTRUCTION FEATURES Hood and base—heavy-gauge, galvanized steel forrigidity and long life. Finish—parts requiring coating receive an epoxy powder coating, average 3 mil thickness, baked at 400˚F. Impact and chemical resistant. Wheel—Style H belt-drive units [Size 24-48] use six steel blades. Style C belt-drive units [Size 48-84] and direct-drive units use cast aluminum adjustable-pitch airfoil blades attached to castaluminum hub. Bearings and shaft—Style H belt-drive units [Size 24-48] utilize a fixed shaft design with integral drive/wheel hub assembly and permanently lubricated and sealed bearings with 300,000 hour L10 life. Style C belt-drive units [Size 48-84] have a steel fan shaft supported by two heavy-duty pillow-block ball bearings. Curb cap and support system—heavy-gauge steel for strength and rigidity.
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  New York Blower Company (The)
Product Category Roof Vents and Ventilators
Product Name Upblast Roof Ventilators
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