Hannor green wall:1.No skeleton 2.Super thin&light 3.Waterproof&root-resistance 4.Flat ... walls and etc.Hannor VF planting blanketIntegrated with planting blanket pocket, irrigation cloth, high strength waterproof & root resistant membrane and ... as convenience of replacing plants. Flat irrigation system Hannor's unique technology, different from the traditional dropper technique, well avoids clogging ...