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Purple Guard: 90 Day Surface Coating
PurpleSurface 90days 200ml
PurpleSurface 90days 500ml
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Purple Guard: 90 Day Surface Coating


Previously known as ‘ASN Guard Antimicrobial Coating 90 Days’

A surface coating which maintains the ability to actively kill 99.9% of bacteria, viruses, fungi and other pathogens for up to 90 days. Our ready to use formula is 99.9% effective against bacteria, viruses, fungi and other pathogens.

  • Eco-friendly
  • Water-based
  • Non-toxic

How to Use

  • Spray surface or textile with Purple Guard: Daily Clean Disinfecting Spray
  • Follow with a thin layer of Purple Guard: 90 Day Surface Coating
  • Wipe any visible excess remains with a microfiber cloth
  • Allow to dry

There is no need to reapply the surface coating for the next 90 days. Wipe any spills or dust with a microfiber cloth and Purple Guard: Daily Clean Disinfecting Spray.


  • Metals & Steel
  • Glass
  • Natural Fibre Textile
  • Rubber
  • Synthetic Textile
  • Vinyl Plastic
  • Stone & Granite

Active Ingredients: Quaternary Ammonium Compounds (Product Contains 4% v/v Denatured Ethanol)

Free Shipping for Orders Above $35

Not Your Ordinary Surface Coat

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How to Apply Purple Guard™

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Step 1

Clean and wipe the surface to remove any dust, dirt, or residue. 

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Step 2

Disinfect with Purple Guard: Daily Clean to instantly kill disease-causing bacteria and viruses.

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Step 3

For long-lasting protection, coat surface with a thin, even spray of Purple Guard: 30 or 90 Days Surface Coating.

Other Features

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Purple is formulated with only the ingredients necessary to make it work. It contains no artificial scents, so there’s no risk of inadvertent chemical reactions that reduce effectiveness.

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Pleasant & Safe

Our products are water-based, and alcohol free. Our Surface Sanitiser & Protectant has food contact and food packaging approvals.

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Made in Singapore

Purple and its technologies were proudly designed, engineered and innovated in Singapore by Materra Solutions Pte. Ltd, a leader in advanced chemicals and polymers for industrial and commercial purposes.

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