Building Supplies

10mm Blue Metal

10mm Blue Metal is a natural aggregate that is commonly used for drainage in many different fields. Its many uses include backfilling trenches, around PVC and Ag-Pipe, for drainage behind retaining walls and even as a base for concrete and deep garden beds to promote drainage.

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10mm Recycled Aggregate

10mm Recycled Aggregate is comprised of deposits of mainly, brick, rock, tiles and demolition concrete, that are crushed and screened to a nominal size of 10mm. It is known as a minimal fines product as the screening process separates most of the fine residue from the aggregate.

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200mm Series Grey Block Caps

200mm Series Grey Block Caps are laid on top of a finished Besser® Block wall using ‘brickies’ mortar. This provides a clean finish to the wall, hiding the internal core fill.

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20mm Blue Metal

20mm Blue Metal is a natural aggregate that is commonly used for drainage in many different fields. Its many uses include backfilling trenches, around PVC and Ag-Pipe, for drainage behind retaining walls and even as a base for concrete and deep garden beds to promote drainage.

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20mm Recycled Aggregate

20mm Recycled Aggregate is comprised of deposits of mainly, brick, rock, tiles and demolition concrete that are crushed and screened to a nominal size of 20mm. It is known as a minimal fines product as the screening process separates most of the fine residue from the aggregate.

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5 – 7mm Drainage Aggregate

5-7mm Crushed River Gravel, also known as 5mm or 7mm CRG, is a natural product used for back-filling trenches, around PVC and Ag-Pipe, and for drainage behind retaining walls. As this is a natural construction product, the colour of the rock varies from a light grey, to blue, to brown in colour. One of the main uses of 5 and 7mm CRG, is as a drainage layer for Bio-Retention Pits, also commonly known as Rain Gardens.

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50/60mm Concrete Chairs

Concrete Chairs are used to set Reinforced Steel Concrete Mesh or Reinforced Steel Trench Mesh upon. These chairs can be used to set a 50mm or 60mm space.

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Agricultural Line (Slotted)

Commonly referred to as Ag-Pipe, Ag-Line or Draincoil, Slotted Agricultural Line is a flexible, corrugated drainage pipe. It is used by landscapers, plumbers, civil contractors etc. to divert water flow in all situations, such as behind retaining walls, in gardens, underneath lawns, paths, houses etc.

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Aluminium Dampcourse (Alcor)

Alcor is a 300um bitumen coated, Aluminium Dampcourse that has been fully annealed (heat treated) for maximum strength, hardness and durability. It is used to deter moisture from rising through concrete slabs and internal walls etc.

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Building Supplies Sydney