Efflorescence, subfloor ventilation and rising damp | melbournebrickrepair.com

With salts permeating through this subfloor structure located in Brighton, VIC, it was apparent that there was something very wrong.

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Efflorescence, aka salt attack is a calcium chloride/ zinc chloride build up caused through moisture in the subfloor or rising damp from subfoundation soil.

When viewed from behind the wall, the salt attack was much worse; formations of hygroscopic gel and rust was evident.

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Through constant hygroscopic moisture (airborne) contained in the subfloor area, and the lack of ventilation, the damage to the bricks is inevitable.

Ideally, repairs should occur at a time prior to the state of deterioration as indicated.

Contact melbournebrickrepair.com for further information on subfloor conditions.