A fully illustrated, step-by-step training manual for professional softwash render cleaning, covering application methods, dilution guidance, safety and real-world best practice.
Product overview
The Benz Render Cleaning Training Manual is a practical paperback guide designed for professional softwash contractors. Written in plain English and supported with real on-site photographs, it explains how to clean coloured render safely, efficiently and to a consistently high standard.
Whether you are new to soft washing or refining your existing process, the manual provides clear, structured guidance to help you work with confidence and achieve repeatable results.
What the manual covers
The manual provides step-by-step guidance on:
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Proven softwash render cleaning methods
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Correct application of Benz softwash chemicals
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Dilution ratios and dwell-time guidance
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Troubleshooting common on-site issues
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The Benz “Clean & Maintain” approach for long-term cleanliness
Why professionals use this manual
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Fully illustrated softwash render guide for the UK and Ireland
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Written for real-world site conditions, not theory
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Helps support tenders and commercial proposals
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Builds professional credibility with clients and specifiers
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Van-friendly format for quick reference on site
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Reduces trial-and-error for new contractors
More than render cleaning
Although focused on coloured render, the principles and techniques outlined in the manual also apply to other exterior surfaces affected by algae and microbial growth, including:
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Paths and patios
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Driveways
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Play areas and hardstanding
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Tennis courts
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Roofs and other exterior finishes
Health, safety & compliance
Soft washing requires proper planning and safe working practices. The manual includes clear guidance on:
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PPE requirements
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COSHH awareness
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Safe handling and application of biocides
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Environmental protection and run-off control
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Risk assessments and RAMS
This ensures contractors can work responsibly while meeting client and regulatory expectations.
Technical reference
The manual also includes essential technical product information to support correct chemical selection, dilution and application across different surface types and site conditions.