Apparatus, namely, pipe casting machines and pipe centrifugal casting machines for the production of non-metal pipes, pipe segments, pipe fittings, pipe couplings, pipe bushings, all the aforementioned for construction building purposes

Flexible pipes, not of metal; precut plastic pipes; non-metal pipe couplings, pipe gaskets for non-metal water pipes, all for building purposes

Non-metal water pipes and non-metal gutter pipes, all for construction building purposes