Canted Roof Curb. Rooftop curbs are raised metal frames designed for mounting structures safely to your roof. Pressure-treated nailers should be provided by the curb manufacturer to receive roofing felts and eliminate noise transfer. Through a comprehensive approach, combining attention to detail with a constant flow of information, RCS provides the most innovative and complete Roof Curb Systems™ in the industry. Our prefabricated Roof Curbs are designed for flat roof or low sloped roof applications. Engineers on staff are industry experts at quoting curb packages that will meet project requirements on time and … Free Shipping for Fans … Learn More. The flashing of the roof curb allows for mechanical fasteners to be used so that the curb is bonded to the roof. Learn More. Learn More. Results per page. Canted Roof Curb w/ Burglas Bars. Designed to meet code. Features: Cast aluminum spark resistant fan blades, continuously welded curb cap to prevent water penetration, butterfly damper section, mill galvanized construction, gravity shutters close weathertight when unit is off, includes combination weather cover/belt guard, motor and drive components located outside the airstream, optional roof curbs and non-fused disconnect … If an up-blast fan is used for kitchen hood exhaust, ensure discharge is at least 40” above the roof surface in accordance with Raise Canted Roof Curb with Burglar Bars. Our roof curbs provide structural strength & integrity. The flashing of the roof curb allows for mechanical fasteners to be used so that the curb is bonded to the roof. Rather than a blade chopping air, Centrifugal fans use wheels that are mounted on isolators for superior vibration isolation; however, the capacity of these fans is generally limited to 42,000 CFM. Mounting curbs for the exhaust fans are made of 18 gauge-galvanized steel and can be ordered as Wall, Roof (Flat), or Roof (Pitched). The motors on most fans may be wired for either 115/230 or 230/460 volts. Curb installation should be a part of the roof deck, not on top of insulation or roofing materials. Once the roof curb is in place it is to be covered with roofing material for a water tight seal. High R-values are available upon request. This might be the easiest to install during construction, but it will very likely create more work and callbacks when the upslope side starts to get water into or under the … Learn More. Axial propeller up-blast fans with the motor outside of the air stream can perform up to 100,000 CFM. This includes covering the insulation, attenuators if applicable, and dampers. RCS is the one-stop shop for the correct integration of ventilation equipment with your building. Install with screws... more Quick and Easy Installation Featuring Our Roof Vents! Comparison shop for Roof curb exhaust fan Fans in Appliances. Primarily used in large industrial buildings, the direct drive motor is in the air stream which exhausts the air and any airborne particles through the electrical unit when in operation. Our louvers are Extruded Aluminum, Drainable Blades that carry the AMCA seal for air performance. Click here for -> Shipping / Delivery - Policies and Procedures. x 17.5 in. Learn More. Find out why architects, building manufacturers, general contractors, and erectors prefer RCS for our proven solutions. When installing a roof curb first be sure that you are adhering to all state and local guides to ensure you’re meeting their requirements. The distance from the roofline to the top of the fan mounted on the curb must be 40” per code. Flat Roof Ventilation in Teaneck, NJ, Feedback from customer hit by Hurricane Hermine, Gravity Ventilators – Aura Vent w/Curb Mount Flange, Static Vents w/Curb Mount Flange – Round Back Vent – CMF, Roof Louvers for Air Intake w/Curb Mount Flange – Pop Vent – CMF, Attic Fans w/Curb Mount Flange – Aura Attic Fan – CMF, Solar Attic Fans w/Curb Mount Flange – Aura Solar Fan – CMF, Fan Replacement – Solar Attic Fans – Aura Solar Fan Retrofit, Vent Cap Replacement – Roof Louvers / Vent Pipe Cap Retrofit, Commercial – Keepa Roof Jack for Flat Roof, Residential – Round Back Roof Jack for Sloped Roof, Low-Profile Dormer Vents – Universal Vent, Round Back Static Vent with Curb Mount Flange, Pop Vent Roof Louver with Curb Mount Flange, Aura Roof Exhaust Fan with Curb Mount Flange, Round Back Roof Mounted Power Attic Ventilator, Aura Solar Attic Fan with Curb Mount Flange, Round Back Roof Jack Vent Caps for Sloped Roofs.