VD Sizes - Modular Direct Fired Heaters
Select one of the models listed below to see its performance data.
V1D.250-G10 Curve Table
V1D.250-G10D Curve Table
V1D.250-15D Curve Table
V1D.250-16Z Curve Table
V1D.250-18Z Curve Table
V1D.500-G10 Curve Table
V1D.500-G10D Curve Table
V1D.500-15D Curve Table
V1D.500-16Z Curve Table
V1D.500-18Z Curve Table
V2D.250-G15 Curve Table
V2D.250-20D Curve Table
V2D.250-20Z Curve Table
V2D.250-22Z Curve Table
V2D.500-G15 Curve Table
V2D.500-20D Curve Table
V2D.500-20Z Curve Table
V2D.500-22Z Curve Table
V2D.750-G15 Curve Table
V2D.750-20D Curve Table
V2D.750-20Z Curve Table
V2D.750-22Z Curve Table
V3D.500-G18 Curve Table
V3D.500-24D Curve Table
V3D.500-25Z Curve Table
V3D.750-G18 Curve Table
V3D.750-24D Curve Table
V3D.750-25Z Curve Table
V3D.1000-G18 Curve Table
V3D.1000-24D Curve Table
V3D.1000-25Z Curve Table
V4D.1000-920 Curve Table
V4D.1000-28Z Curve Table
V4D.1000-30D Curve Table
V4D.1500-920 Curve Table
V4D.1500-28Z Curve Table
V4D.1500-30D Curve Table
V5D.2000-925 Curve Table
V5D.2000-36D Curve Table
V5D.2500-36D Curve Table
V5D.2500-925 Curve Table
Ventilation Direct is committed to customer service and on time, accurate delivery of superior Ventilation products.

Call 1.866.433.8335 for a friendly customer service representative that can customize your exhaust fan, heater or supply air package while providing you a fast quotation including drawings and submittal packages. Our product line includes UL and ANSI listed commercial and industrial exhaust fans, heaters, make-up air units, motors and more with a two year warranty.