Heating design day wind speed | 
                           
| QName | Type | Fixed | Default | Use | Inheritable | Annotation | 
|---|---|---|---|---|---|---|
| unit | velocityUnitEnum | required | 
| Element | Weather | 
<xsd:element name="DDWindSpeedHeat"> <xsd:annotation> <xsd:documentation>Heating design day wind speed</xsd:documentation> </xsd:annotation> <xsd:complexType> <xsd:simpleContent> <xsd:extension base="xsd:decimal"> <xsd:attribute name="unit" type="velocityUnitEnum" use="required"/> </xsd:extension> </xsd:simpleContent> </xsd:complexType> </xs  |