风标
Model No. HV-EXP277
它符合three important requirements for accurate indication of Wind direction. It is designed to produce the maximum torque relative to Its moment of inertia, for a given change in wind directions it rotates with the minimum of friction, and is balanced to avoid bias towards any particular direction. Most suitable for mounting on buildings and very useful for Meteorological departments. As per 1.5.1. specification with cardinal points on cast iron stand..
E: info@hoverexport.com w: www.asheela.com M: +91 94666 93111