3rd party certifications that the product meets.
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Applications/uses for a particular fan or ventilator.
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Describes whether or not the drive package is assembled when the ventilator ships.
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Height of the curb cap on power roof ventilators.
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Length and width of a ventilator curb cap.
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Distance between the top of the curb cap to where the shroud begins on downblast power roof ventilators.
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Dimension from the top of the base to the top of the shroud on a downblast exhaust ventilator.
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Bore size on the bearings utilized on a ventilator.
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Style of bearings that are utilized on a ventilator or a motor.
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Material thickness of the blades on a particular damper.
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Construction material of the blades on a product.
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Common building types where a ventilator can be applied.
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Highest level of categorization on the product tree.
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CFM (Cubic Feet per Minute) - It is a measure of volume flow rate, or air moving capability, of an air moving device. Volume of air moved per minute.
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Type of material a particular product is constructed out of.
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Square base dimension on power roof ventilators.Tells you what size roof curb is needed.
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Type of curb (i.e. - Fixed, Adjustable, Ventilated, Non-Ventilated).
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The "ACTUAL" damper width and height. Dampers are undersized to allow them to be mounted into the duct work/wall opening.
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Maximum depth of a product.
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Transmission type of the ventilator (belt drive or direct drive).
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Links the fan curve with the corresponding model.
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Type of coating that is utilized on a particular product.
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Describes what size base dimension a roof curb will fit.
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The depth of the flange on the wall propeller fan panel.
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Portion of the curb that mounts to the roof deck.
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The diameter of the propeller that the accessory is compatible with.
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Describes the fans or ventilators a particular accessory can be used with.
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Material thickness of the frame on a particular damper.
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Construction material of the frame of a given product.
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The height of a given product.
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Measure of the frequency or cycles per second.
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The power required to drive an air moving device. Horsepower required varies with system conditions.
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Type of material the housing of a ventilator is constructed of.
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Links an image to the corresponding product category.
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Dimension of the impeller (propeller or wheel) in inches. The nominal dimension is used on the "Narrow Your Results" on the site. The "Typical" dimension refers to the actual size of the impeller and is used in the X-Ref. database.
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Type of material the impeller of a fan or ventilator is constructed of.
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Style of impeller that is utilized on a product (i.e. Centrifugal or Axial).
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Describes items that a particular product includes such as mounting hardware, etc.
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The diameter of the opening of a fan where air is drawn in.
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Describes the size (width x height) of the opening where air is drawn into a ventilator.
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Describes the length of a given product.
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Describes where the mechanical device that joins the damper blades together is located.
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The maximum entering air temperature that a fan or ventilator can withstand while in operation, without compromising the life of the unit.
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The maximum air temperature that a fan or ventilator can withstand while in operation, without compromising the life of the unit.
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The recommended maximum speed at which air should pass through an HVAC opening.
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The maximum amperage that a motor for a given fan or ventilator will draw while in operation.
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The maximum amperage that a given fan or ventilator will draw while in operation.
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The maximum wattage that a given fan or ventilator will draw while in operation.
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The housing or frame of the motor.
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Indicates the space relationships of windings and changing values of the recurring cycles of AC voltages and currents. The most common power supplies are either single- or three-phase.
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Refers to the location where a fan or ventilator can be mounted.
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Refers to the orientation in which a product can be mounted.
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The number of blades an axial product has.
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This dimension describes the discharge diameter of a given product.
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This dimension refers to the size of the discharge (where air leaves the ventilator) on a particular unit.
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Describes the diameter at the widest point for a given product.
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Describes the maximum height of a product.
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Describes the maximum static pressure that a given damper can withstand and still be fully operational in an HVAC system.
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This links the product drawing to it's corresponding item number. 7 Combos utilize the LMD model product drawing.
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Describes what accessory(s) must be purchased in addition to make the product fully functional.
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Describes the size (width x lenght) of the roof opening that is required in order to properly install a given fan or ventilator.
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The number of times per minute the shaft of the motor (machine) rotates. This is a function of design and the power supply.
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The type of seals that are utilized on a damper blade to minimize leakage.
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Describes the diameter of the shaft on a given fan, ventilator or motor.
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Describes whether a fan or ventilator can be used with a solid state speed control. (NOTE: A speed control cannot be used with any belt-drive fan or ventilator.)
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The diameter of the venturi (the formed inlet of a fan used to direct laminar airflow into the fan to improve performance) on a wall propeller fan.
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The depth of the venturi (the formed inlet of a fan used to direct laminar airflow into the fan to improve performance) on a wall propeller fan.
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The force that causes a current to flow in an electrical circuit. The voltage of a motor is usually determined by the supply to which it is attached. NEMA requires that motor be able to carry its rated horsepower at nameplate voltage plus or minus 10% al
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The length of time a product can be returned/repaired as covered under the warranty.
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Describes the width of a given product.
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