We no longer stock this product, but can recommend Nullifire S606 Solvent-Based Intumescent Coating as our nearest alternative. Please contact our Technical Team on 0113 2455450 (option 2) or send a message to [email protected] prior to purchase/use for advice on suitability.

Features & Benefits

• Water based intumescent coating suitable for internal use on structural steelwork engineered for 60 minute fire resistance
• Can provide 90 minute re protection in some applications
• Market leading product with a long history of successful applications
• Compatible with a full range of Nullifire primers and top seals
• Very low VOC
• CE marked product
• SVHC free formula

Surface Preparation & Priming

• S707-60 HF should be applied onto a clean, undamaged, dry and primed steel surface.
• Certain types of primers can cause char adhesion problems in a fire. In particular, thermoplastic primers must be avoided.
• Nullifire recommend and have tested PM015, PM019, PM020 and PM021 primers.
• S707 should not be applied directly to galvanised surfaces or zinc rich primer.
• The primer must be applied in accordance with the manufacturer’s instructions.

Application Conditions

• S707 is recommended for application and use on dry protected structural steel only.
• If the basecoat is allowed to get wet, it is likely to be damaged – blistering and wrinkling may occur.
• S707 should only be applied when the air and steel temperatures are above 5°C. Relative humidity should be below 80% for successful application. Steel surface temperature should be a minimum of 3°C above the dew point.
• Ensure the steel is dry and free from contact with rain or condensation during the application and drying of S707.

IMPORTANT FIRE PRODUCTS NOTICE: The information displayed on this website should be used as a guide ONLY and our Technical Department should be contacted to obtain a tailored specification and any advice necessary before you place an order for fire protection products. Fire protection products are non-returnable except in accordance with Condition 8 of the Terms and Conditions and should be applied only by an individual with the necessary expertise and experience. We will not be held liable for any resulting damage to property, human life or monetary costs incurred due to the incorrect specification you have prepared or use of fire protection products caused by your negligence, including your failure to have contacted us to obtain the relevant advice/specification.