Installation, repair, maintenance of water distribution systems, water treatment systems, water purification systems, wastewater treatment systems, wastewater re-use systems, and drinking water treatment equipment

Goods of plastics, namely, semi-finished plastic films or semi-finished nonwoven films for commercial and industrial use; adhesive plastic tapes, adhesive plastic strips, self-adhesive coated plastic sheets or tapes, closure plastic tapes and molded and extruded plastic and synthetic fiber materials for use in the manufacture of hook-loop plastic closures all not for medical purposes, for paper goods and stationery or for household purposes; semi-finished films and sheets substantially of pla...

waterproofing and encapsulation of surfaces or substances

waterproofing coatings including liquid membranes and slurry systems, water/vapor inhibiting floor underlayment materials, encapsulating coatings for asbestos-containing substrates, and elastic joint tape for use in new and existing building joints

[ Adhesive tape for stationery and household use and ] diaper fastening tape