How to Repair and Protect Against Corrosion Under Insulation (CUI) with Belzona

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This video will guide you through the process of repairing and protecting hot pipework from corrosion under insulation.

Learn the key benefits of Belzona's heat activated materials:
- Apply direct onto live equipment operating at high temperatures
- Long term protection against CUI
- Excellent adhesion

A step-by-step how-to guide:
Introduction
00:15 - Remove outer casing
00:42 - Remove the insulation
01:09 - Scrape away loose rust
01:25 - Brush away debris
01:32 - Check substrate temperature

Prepare the surface to the requirements of SSPC-SP15
02:13 - Belzona 1251 (HA-Metal) heat activated metal repair composite
02:37 - Apply directly onto hot surfaces (70-150°C / 158-302°F)
03:16 - Belzona 5851 (HA-Barrier) protects against corrosion under insulation
03:31 - Apply using a brush onto hot surfaces (70-150°C / 158-302°F)
03:54 - Test film thickness to ensure 8 mils (200 microns) per coat
04:27 - Replace insulation and any coverings

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