190 x 45mm H4 TGV Retaining Wall - 6m

Interlocking timber suitable for retaining walls. Treated CCA H4 and suitable for ground contact. For vegetable garden applications it?s recommended as a precautionary measure to use a plastic liner to prevent soil contact with the sleeper. Alternatively, untreated Redwood or Macrocarpa sleepers can be used without liner and are the preferred option for this (vegetable garden) application