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Crack(s) in foundation walls

  • Settlement due to ground subsidence or shrinking/expansion of clay soils

    How to repair

  • Insufficient depth of footings for ground conditions

    How to repair

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Rust stains on concrete/concrete block foundation walls

  • Poor quality concrete absorbing water that rusts the reinforcing, which in turns causes the concrete to spall or crack, allowing in more water 

    How to repair

  • The reinforcing was installed too close to the outer surface of the concrete

    How to repair

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Rusting flashings and metal components

  • Air-borne salt, dust or dirt accumulating under flashings and metal components

    How to repair

  • Zinc (galvanizing) or aluminium/zinc or zinc/aluminiuim alloy coating has been scratched or eroded, exposing steel

    How to repair

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Rusty nail fixings on exterior walls

  • Heads of fixings are not protected by putty where punched and stopped 

    How to repair

  • Incorrect fixing type used for environmental conditions, cladding type or finish 

    How to repair

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Gap between bottom aluminium window flange and cladding sealed

  • It was not installed correctly when constructed – the gap has been required under E2/AS1 for building work since 1992 to allow draining and drying around the window

    How to repair

Aluminium window flange is fitted tightly to direct-fixed cladding

  • It was not installed correctly when constructed – E2/AS1 for building work since 1992 has required that the window is installed with a 5 mm gap between the back of the flange and the cladding – the gap can be sealed down each side (jamb) of the window and left open across the sill

    How to repair

Leaking through stucco

EIFS – leaking through cladding

Timber slat decks – rusty connectors/fixings/support brackets

  • Exposure to air-borne salt, dust or dirt; trapped moisture and dirt

    How to repair

Steel deck beams – rusting

  • Exposure to air-borne salt, dust or dirt; trapped moisture and dirt

    How to repair

Steel deck posts – rusting

Corroded balustrade fixings/support brackets