Specifications

All building methods and materials used for the construction of National & Overseas Timber Houses meet the requirements included in SABS 082: User code for timber houses.

FOUNDATIONS

  • Concrete floors: 220-mm brick walls on concrete foundation beneath outer walls. Suitable for relatively level stand.
  • Columns: Reinforced fibre-concrete props on concrete bases or treated wooden props on concrete bases.

FLOORS

  • Concrete floors: 100-mm thick concrete on compacted fill.
  • Timber floors: 22-mm SA pine tongue and groove floor boards on 38 x 228-mm floor joists on 102 x 231-mm bearer beams.

EXTERIOR WALLS

  • SA pine framework cladded on the outside with pine weather boards or “Handiplank” or “Halflog” using electroplated nails and including a waterproof insulating membrane between the framework and the external cladding.

INTERIOR WALLS

  • 38 x 76-mm SA pine framework cladded with 12.7-mm Rhino board. All joints and screw heads are taped and plastered smooth.

CEILINGS

  • Inside the house: 6.5-mm Rhino board screwed to 38 x 38-mm brandering fixed to roof trusses. H-sections used between Rhino board joints and Rhino board cornices form the finish between ceiling and walls.
  • Outside: 6.4-mm Rhino board used for ceilings of open verandahs and eaves (if so indicated).

CEILING INSULATION

  • 50-mm glass fibre wool is laid over brandering to ensure insulation.

ROOFS

  • Pre-manufactured roof trusses made of 38 x 114-mm SA pine with 75 x 50-mm roof battens. Roof covering will consist of Coverland roof tiles (unless otherwise specified). Birdproofing is fixed to undersides of roof.

RAINWATER DRAINAGE

  • Half-round gutters with down pipes. The roof area determines the size of the gutters.

WINDOWS

  • Fully glazed windows made of Meranti hardwood. Non-transparent glass is used for bathrooms and toilets. All other windows are glazed with clear glass.

PELMETS

  • Prefabricated “Red Oak Supawood” veneer pelmets with curtain tracks are supplied.

DOORS

  • Front Door: Solid six panel Meranti wooden front door.
  • Back Door: BC133 – semi-solid as approved by the SABS 0157 – part 2.
  • Inner Doors: Flush panel inner doors with chromium-plated mortise locks.

FLOOR COVERING

  • All exposed timber floors are sanded down and treated. SA Pine skirting boards are fitted.

PAINTING WORK

  • Interior paint work: One priming coat and one high-quality surface coat in one colour. All interior exposed timber surfaces receive a durablewood treatment.
  • Ceilings: Two coats of white PVA
  • Kitchen, bathrooms and toilets: Matt enamel.
  • Exterior paint work :Two coats of Vadek Wood Preservative or Dura 65 – Mahogany or a similar product is applied to all exterior woodwork.

BUILT IN CUPBOARDS

  • Bedroom cupboards: Made of selected “Red Oak Supawood” veneer board, fully equipped with locks and handles.
  • Kitchen cupboards: Floor and wall units, fully equipped with handles.

ELECTRICITY

  • An SABS-approved wiring harness is used, including the following:
    • Distribution board with the required contact-breakers and earth leakage.
    • Light and plug points
    • Switch points
    • Stove connection point
    • Geyser connection point
  • The connection of all switches, lampshades, wall-plugs, geyser and other electrical appliances; the supply of electrical cables from any connecting point to the distribution board, as well as all lampshades and the connection of the power supply, is the responsibility of a qualified electrician.

DRAINAGE

  • A septic tank made of glass-fibre reinforced cement, fully equipped with fittings, bends and pipes.
  • Suction wells where necessary.
  • Gullies at central sewerage systems.

DAMP COURSE

  • Damp course is supplied where necessary.

INTERIOR PLUMBING

  • Bathroom fittings: 1 x 1,800-m white bath with handles built-in, 1 x 560 x 406-mm white porcelain hand-wash basin on pedestal, 1x white low-level toilet set, Electric geyser, Towel railing, soap-dish and toilet-paper container.
  • Kitchen fittings: Stainless steel sink on wooden cupboard as well as copper pipes and taps are supplied.

WALL CLADDING

  • All bathroom walls can be tiled up to a height of 1,350-m using tiles of your choice from a wide range of colours. Two rows of tiles are affixed above the kitchen sink or alternatively only two rows above hand-wash basin and sink.

ITEMS EXCLUDED

  • Outside sewerage and water connection
  • Transport expenses
  • Lampshades, underground electric cables and connection
  • Foundation material
  • Travelling and accommodation expenses of the builder.