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Kingfisher  |  SKU: 72

Kingfisher Biocidal Wash for External Surfaces – Moss & Mould Inhibitor - 5L

£26.40
VAT included Shipping calculated at checkout.

Kingfisher Biocidal Wash is a powerful, broad-spectrum treatment for eliminating and preventing moss, algae, lichen, and mould on external surfaces. Suitable for roofs, patios, masonry, and paving, it’s ideal as a surface neutraliser before painting or sealing. Available in Concentrate and Ready-to-Use formulas.


Size

Delivery and Shipping

Place your order before 3pm for next working day delivery.

Please note: Additional delivery charges may apply for Northern Ireland, Isle of Wight, Isle of Man, Isles of Scilly, Scottish Highlands & Islands, and Channel Islands. We will contact you to inform you of any additional costs once your order is received, or you can call us on 0800 111 4898 beforehand to confirm.

Description

Deep-Penetrating Biocide for External Surfaces

Kingfisher Biocidal Wash is a professional-grade, broad-spectrum biocide designed to eradicate and inhibit the regrowth of moss, algae, lichen, and mould on a variety of external surfaces. Its deep-penetrating formula ensures thorough sanitisation, making it an essential pre-treatment before applying sealers, paints, or coatings.

Key Features & Benefits

  • Broad-Spectrum Efficacy: Targets moss, algae, lichen, and mould effectively.
  • Deep Penetration: Reaches into porous substrates for comprehensive treatment.
  • Pre-Treatment Essential: Enhances adhesion and longevity of subsequent coatings.
  • Flexible Application: Suitable for use with or without prior pressure washing.
  • Available Forms: Offered in both Concentrate and Ready-to-Use formulations.

Product Details & Coverage

  • Formulations: Concentrate and Ready-to-Use
  • Pack Sizes: 5 L and 25 L
  • Coverage:
    • 5 L Concentrate (diluted 1:4) treats up to 125 m²
    • 1 L Concentrate (diluted 1:4) treats up to 25 m²
    • 5 L Ready-to-Use treats up to 25 m²
    • 25 L Ready-to-Use treats up to 125 m²
  • Application Methods: Brush or low-pressure pump sprayer
  • Suitable Surfaces: Roof tiles, driveways, patios, walls, paving, tarmac, asbestos cement sheets, sandstone, limestone, and more

Application Instructions

  1. Surface Preparation: Ensure surfaces are dry and free from standing water. Remove loose debris as necessary.
  2. Dilution: For Concentrate, dilute 1 part Biocidal Wash with 4 parts clean water.
  3. Application: Apply liberally using a brush or low-pressure sprayer, ensuring thorough coverage.
  4. Post-Application:
    • As a Surface Neutraliser (after pressure washing): Apply and allow to dry for at least 1–2 hours before applying subsequent coatings. Do not rinse off.
    • As an Aggressive Moss & Mould Inhibitor (without pressure washing): Apply liberally and leave for 7 days before brushing, scraping, or gently hosing the surface clean.

Usage & Safety Notes

  • Wear appropriate protective clothing, gloves, and eye protection during application.
  • In case of contact with skin or eyes, rinse immediately with plenty of clean water.
  • Keep children and pets away from treated areas until the product has fully dried.
  • Store in original or clearly marked containers in a cool, dry place out of direct sunlight and protect from frost.
  • Shelf life: 12 months from the date of manufacture when stored correctly.

Kingfisher Biocidal Wash is an indispensable solution for preparing external surfaces, ensuring they are free from organic contaminants and ready for further treatment.

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