Tackling Moisture Stains On Natural Stone: A Guide to Removing and Preventing Damage
08 August 2023
5min read time
Guide
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Moisture stains on natural stone flooring can be a frustrating and unsightly problem for commercial business owners.
The appearance of wet stains that feel dry to the touch indicates that moisture is seeping up from within or beneath the stone, necessitating proper classification and effective remediation. In this article, we will explore the causes of moisture stains, provide a recommended solution for their removal, and offer essential tips for preventing future damage.
Understanding Moisture Stains:
Moisture stains on natural stone flooring are a common issue that occurs when water infiltrates porous surfaces, such as stone or tiles. These stains can be caused by a variety of factors, including poor subsurface water management, faulty rainwater drainage, plumbing leaks, poor ventilation, or even localised flooding. It is crucial to identify the source and severity of the moisture problem with a moisture meter before undertaking any remediation work.
Professional Assistance:
In cases where the moisture stains are severe or the source of the problem is difficult to identify, it is recommended to seek professional assistance. Certified experts in flooring restoration can conduct a thorough assessment of the issue, provide accurate classification, and offer appropriate solutions tailored to your specific situation. Professional services ensure that the moisture problem is effectively addressed, preventing further damage and potential health hazards associated with mould and mildew growth.
Recommended Solution:
Pre-testing before use to prevent discolouration:
It is important to perform a pre-test on a small, inconspicuous area before applying the solution to the entire stained surface. During the pre-test, it is essential to check for any signs of discolouration caused by the cleaning chemical you’re using. If discolouration occurs, it is advisable to try a weaker dilution or consult a professional for guidance.
How to use:
An effective solution for removing water staining caused by moisture is the use of Grout Restore 60. This product has proven to be highly effective in eliminating moisture stains on various types of flooring materials. To use Grout Restore 60, it should be diluted at a ratio of 1:10 with water. Additionally, it is crucial to note that complete drying of the affected area may take several weeks or even months. Patience is key during this process, as rushing to repair or cover up the stains before the flooring is fully dry may result in further damage.
Grout Restore 60 is an acidic detergent solution and should be used with caution on natural stone. Water stains often occur on granite and bluestone (basalt) on which Grout Restore 60 is normally safe. However, it is very important that pretesting is conducted to check for chemical sensitivity. If the staining occurs on marble, limestone or travertine Powersan Plus should be used to rectify the stain.
Preventing Future Damage:
Preventing moisture stains on flooring requires proactive measures to mitigate water infiltration. Here are some essential tips to consider:
- Maintain Proper Ventilation: Ensure that the affected area, as well as the entire living space, has adequate ventilation to reduce humidity levels and prevent moisture accumulation.
- Regular Inspections: Conduct routine inspections of plumbing systems, including pipes, fixtures, and connections, to detect and fix leaks promptly.
- Prompt Spill Clean-up: Clean up any spills or water accidents immediately to minimise the chances of water seeping into the flooring.
- Proper Sealing: Regularly inspect and maintain the seals and grout lines of tiles or stone surfaces. Proper sealing helps prevent water infiltration and reduces the risk of moisture stains.
Moisture stains on flooring can be difficult to deal with, but with the right approach, they can be effectively addressed and prevented. By understanding the causes of moisture stains, utilising suitable cleaning solutions like Grout Restore 60 and Powersan, and implementing preventive measures, the integrity of the flooring can be maintained. If the problem persists or is severe, it is wise to seek professional assistance to ensure a thorough restoration and prevent further damage. To learn more about how Grout Restore 60 and Powersan can help with your moisture stains, contact our experienced team at 1800 177 399 or email sales@abcopro.com.au
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