a simple, efficient, high quality, low price! Flexible net light weigh coal yard, metallurgy stockyard, thermal power coal yard, Wind Dust Network (Protective Dust Network) wind dust neyworkUse: coal yard, metallurgy stockyard, thermal power coal yard, coa chemical projects, ports, etc. all need to wind the dustfall open yard.Features: windproof performance! "Compass" Wind Dust Network openings ...