Installations and apparatus for ventilating, namely, ventilating louvres, ventilation air impellers, ventilating fans for commercial, industrial and domestic use; installations and apparatus for filtering air, namely, air filters for commercial, industrial and domestic use; installations and apparatus for cleaning air, namely, air cleaning units for commercial, industrial and domestic use; installations and apparatus for purifying air, namely, air purifiers and air purifying units for commerc...

epoxy coatings for concrete, wood, and resin table tops and counter tops