19 |
roofing underlayment |
19 |
roofing, not of metal |
19 |
roofing, not of metal, incorporating photovoltaic cells |
19 |
rough sawn timber |
19 |
rubber bearings for seismic isolation of buildings |
19 |
rubber cove bases |
19 |
rubber floor tiles |
19 |
rubber flooring |
19 |
rubber stair edgings |
19 |
rubber stair nosings |
19 |
rubble |
19 |
rumble strips, not of metal |
19 |
safety doors, not of metal |
19 |
safety glass |
19 |
safety glass for building |
19 |
sand |
19 |
sand for use in building |
19 |
sand, except foundry sand |
19 |
sandbags for construction |
19 |
sandstone |
19 |
sandstone for building |
19 |
sandstone pipes |
19 |
sash windows, not of metal |
19 |
sawn timber |
19 |
scaffolding of wood |
19 |
scaffolding towers not of metal |
19 |
scaffolding towers, not of metal |
19 |
scaffolding, not of metal |
19 |
scale model cars [ornaments] of concrete |
19 |
scale model cars [ornaments] of marble |
19 |
scale model cars [ornaments] of stone |
19 |
scale models [ornaments] of concrete |
19 |
scale models [ornaments] of marble |
19 |
scale models [ornaments] of stone |
19 |
scantlings [carpentry] |
19 |
schists |
19 |
screen doors, not of metal |
19 |
sculptures of cement, marble or stone |
19 |
sculptures of concrete |
19 |
sculptures of marble |
19 |
sealed insulating glass units for building |
19 |
secondary moisture drainage systems consisting of non-metal troughs and collection boxes |
19 |
security barriers, not of metal |
19 |
security gates, not of metal |
19 |
semi-refractory bricks, not of metal |
19 |
semi-worked wood |
19 |
semi-worked woods for use in building |
19 |
serpentine for use as a building material |
19 |
sewer pipes, not of metal |
19 |
shaped timber |