{
  "id": "construction-materials/concrete-repair-products/renderoc-hb25-high-build-repair-mortar",
  "title": "Renderoc HB25 - High Build Repair Mortar",
  "slug": "renderoc-hb25-high-build-repair-mortar",
  "description": "Renderoc HB25 is a high build, shrinkage compensated concrete repair mortar for patching up to 1m² sections in concrete up to 30 MPa. It can be applied to vertical concrete patches up to 80mm deep. Suitable for use with Galvashield anode protection systems. Features polymer-modification for extremely low permeability to water, carbon dioxide and chlorides, with exceptional shrinkage compensation for long-term dimensional stability.",
  "category": "",
  "content": "# Renderoc HB25 - High Build Repair Mortar\n\nRenderoc HB25 is a high build, shrinkage compensated concrete repair mortar for patching up to 1m² sections in concrete up to 30 MPa. It can be applied to vertical concrete patches up to 80mm deep. Suitable for use with Galvashield anode protection systems. Features polymer-modification for extremely low permeability to water, carbon dioxide and chlorides, with exceptional shrinkage compensation for long-term dimensional stability.\n\n**Price:** Available\n\n**Brand:** Fosroc\n\n[View Product](https://www.fosroc.com.au/product/renderoc-hb25)",
  "geography": {},
  "metadata": {},
  "publishedAt": "",
  "tags": [],
  "workspaceId": "8edce589-12eb-40c2-ae84-b8a72883a35e",
  "_links": {
    "canonical": "https://fosroc.directory.norg.ai/construction-materials/concrete-repair-products/renderoc-hb25-high-build-repair-mortar/"
  },
  "productInfo": {
    "price": "Available",
    "availability": "unknown",
    "brand": "Fosroc",
    "imageUrl": "https://www.fosroc.com.au/themes/custom/fosroc/images/og-img.jpg"
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  "productFeedItemId": "39b0cf3f-a743-41ed-a445-5bcf2c7c76fa",
  "productIntelligence": "# Renderoc HB25 - Technical Details, Specifications, and Features\n\n## Product Overview\n\n**Renderoc HB25** is a **vertical patch repair mortar** manufactured by Fosroc, designed specifically for localised and small to medium section concrete repairs on vertical surfaces. It represents a key product within the Renderoc® concrete repair range, which is market-leading concrete repair technology trusted across heritage structures and modern infrastructure projects.\n\n## Technical Specifications\n\n### Thickness and Application\n\n| Specification | Details |\n|---|---|\n| **Thickness Range** | 10–80 mm |\n| **Application Orientation** | Vertical patches (vertical surfaces) |\n| **Coverage Type** | Localised and vertical patch repairs |\n\n### Compressive Strength\n\n| Specification | Details |\n|---|---|\n| **Compressive Strength** | 23 MPa |\n| **Classification** | Cement-based repair mortar |\n\n## Key Features\n\n**Renderoc HB25** is characterised by the following features:\n\n- **Shrinkage Compensation:** The product includes shrinkage compensation features, which help minimise cracking and reduce the risk of bond failure over time\n- **Cement-Based Formulation:** A traditional cement-based repair mortar providing reliable performance and proven durability\n- **Vertical Surface Capability:** Specifically engineered to perform on vertical and overhead surfaces with thicknesses up to 80 mm when applied vertically\n- **Localised Repair Focus:** Designed for patch repairs of concrete damage including spalling, deterioration, and structural concrete defects on vertical faces\n\n## Related Product Context\n\n**Renderoc HB25** sits within the broader **Patch Repair Mortars** category of the Renderoc® range, which includes other specialised products:\n\n| Product | Application | Thickness | Strength |\n|---------|-------------|-----------|----------|\n| **Renderoc HB** | Large area and localised patch repairs | Up to 80 mm vertical | 28 MPa |\n| **Renderoc HB25** | Vertical patches | 10–80 mm | 23 MPa |\n| **Renderoc FC** | Fairing coat | Up to 3 mm | N/A |\n| **Renderoc ST 06** | Surface repair | Up to 5 mm | N/A |\n\n## Manufacturer Information\n\n**Renderoc HB25** is manufactured by **Fosroc**, a construction chemicals company with over 80 years of heritage. In Australia and New Zealand, Fosroc products are manufactured and distributed by **Parchem Construction Supplies Pty Ltd** under licence.\n\n### Fosroc Company Details\n\n- **Founded:** 1934 in the United Kingdom\n- **Global Presence:** Operates in 76 countries with approximately 3,000 employees\n- **Manufacturing:** 20 manufacturing plants worldwide\n- **Australian Headquarters:** Lucca Road, Wyong, NSW, Australia\n- **Acquisition:** Saint-Gobain completed its acquisition of Fosroc International on 10 February 2025\n\n## Application Suitability\n\nRenderoc HB25 is recommended for:\n\n- **Concrete Repair Solutions:** Designed for localised vertical patch repairs within comprehensive concrete repair solutions\n- **Infrastructure Applications:** Suitable for repairing spalled concrete on bridges and infrastructure projects\n- **Heritage Structures:** Trusted on heritage structure repairs across Australia and New Zealand\n- **Vertical Surface Repairs:** Optimal for repairs on vertical and overhead concrete surfaces\n\n## Technical Support\n\nFosroc provides comprehensive technical support for Renderoc HB25 through:\n\n- **National Specifications Team:** Expert support for architects, engineers, and specifiers\n- **Product Recommendations:** Tailored product and application guidance\n- **On-site Training:** Hands-on product application training\n- **Account Manager Network:** Over 70 account managers across Australia for technical problem-solving\n\n---\n\n### References\n\n- [1] directory/business_homepage/fosroc.md"
}