Ground covering elements, including paving blocks, paving slabs, and interlocking paving blocks;
landscape gardening and landscape elements, all the aforesaid goods of concrete, polymer concrete, other artificial stone material, natural stone material or combinations thereof;
other building materials and construction elements of concrete, polymer concrete, other artificial stone material, natural stone material or combinations thereof
Grout, backer rods for joint sealers and caulks, bridge flooring and asphaltic panels for use on bridge decks, protective traffic and vibration dampening pads for use on roofs, expansion and contraction joints, sub-grade and above grade papers, sheets and membranes to prevent or retard moisture and/or vapor migration, road maintenance asphalt, asphaltic boards, panels and pads, liners for ditches, canals, reservoirs and the like, and prefabricated waterstops for installation between adjacent sections of concrete structures to effect a watertight joint
Granite;
sandstone for building;
paving slabs, not of metal;
slabs, not of metal, for building;
marble;
building materials, not of metal;
refractory construction materials, not of metal;
floor tiles, not of metal;
floors, not of metal;
stone;
stone for building and construction;
fire burrs;
quartz;
silica [quartz];
wainscotting, not of metal;
wall claddings, not of metal, for building;
wall linings, not of metal, for building;
cladding, not of metal, for building
Granite;
non-metal posts;
floors, not of metal;
stone;
artificial stone;
building stone;
drain pipes, not of metal;
building materials of cement;
gullies;
manholes (non-metallic);
manhole covers, not of metal;
non-metallic traps;
storm manholes [concrete drainage structures];
signs, non-luminous and non-mechanical, not of metal, for roads;
bicycle parking installations, not of metal;
mobile pedestals [structures] made of non-metallic materials;
road humps (non-metallic -) for slowing traffic, road humps (non-metallic -) [portable] for slowing traffic;
panels and fencing of wood, plywood board, concrete plates, facing panels, not of metal;
porches, not of metal;
porches (not of metal) for bus stops;
tree grilles, not of metal.