Concrete pipes for various industrial purposes, including water supply, drainage, sewerage and irrigation, and for lamp standards, septic tanks and well linings, and the following articles composed wholly or mainly of concrete, anchor blocks, box culverts, crib blocks, fence posts, garden seats, grease traps, guttering, incinerators, kerbing, manhole units, paving slabs, sewerage fittings, silo staves, troughing, water stave tanks, pretensioned beams and postensioned beams,

Building materials, not of metal; building materials of concrete; concrete; precast building products including precast concrete building products; precast concrete products including precast pipes.

Building construction, construction, and the provision of repair and installation services

"HUMESLAB" in respect of structural concrete slab cast into formwork which itself contributes to the strength of the slab, being in the nature of building structures in this class

Concrete pipes and parts and fittings therefor being parts and fittings included in class 19

Plastics and resin materials, including plastics and resin materials containing reinforcing material including fibreglass and other fibrous reinforcing materials

Pipes, fittings and filter elements in class 17, and all other goods in class 17

Valves and parts thereof and fittings therefor, being goods in class 20 and all other goods in class 20

Wire fabric; metal reinforcement; fencing and gates of metal; metal accessories for use with reinforcement, fencing and gates; and all other goods in class 6

Tiles in class 19, including roofing tiles and ridge tiles; plastics, and plastics in sheet form, including plastics and plastics in sheet form for use in building; and all other goods in class 19