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Please Note - Extended lead time in effect. Last dispatch before holidays: 19th December 2025. We reopen on 5th January 2026. Please call for lead times
  • constrcution primer
  • constrcution primer

Obex Cortex 0787FR - Class B Non Flammable Primer - 4 Lt

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(incl VAT) £114.95
(excl VAT) £95.79
Please Note - Extended lead time in effect. Last dispatch before holidays: 19th December 2025. We reopen on 5th January 2026. Please call for lead times
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Obex Cortex 0787FR Non-Flammable Surface Primer is an innovative and highly effective synthetic primer from Obex Protection Ltd. This Class B fire-classified paste is specially designed to prepare and stabilise porous construction substrates, ensuring a superior bond for Obex Cortex membranes and adhesives. As a critical component of a complete interface sealing system, this product provides exceptional adhesion and peace of mind in modern construction projects. With BBA certification for quality and effectiveness, the Cortex 0787FR primer is the industry choice for relevant buildings where fire safety and system integrity are paramount.

Applications

Obex Cortex 0787FR Primer Class B is essential for preparing surfaces before the application of Obex paste/ contact adhesives and EPDM membranes. It is the ideal primer for a wide range of construction applications, particularly in relevant buildings where stringent fire regulations apply.

  • Obex Cortex 0787FR comes is 4 lt tin. One tin  covers 20 Sqm
  • It is an innovative and highly effective synthetic primer, specially designed to prepare and stabilise porous construction substrates.
  • It has a BBA certification for quality and effectiveness.
  • It has been classified as Class B-s1,d0 fire-rating, making it a safe and reliable option for priming substrates on relevant buildings above 11m.
Product Type  Primer Class B Non Flammable
Product Code  0787FR
Brand  Obex
Fire Rating  Class B-s1,d0
Water/Solvent Based  Solvent Based
Pack Size   4 Litres
Coverage Per pack  20 sqm
Application Temperature  5-25°C
Temperature Temperature  -30°C to 75°C   

 

Delivery Terms
Order Value (Ex VAT) Delivery Charge (Ex. VAT)
£650  Free Delivery
Below £650  £16.00

Returns And Refunds

  • You are free to cancel the order anytime before we send you an order confirmation email with the estimated delivery date.
  • Once confirmed and delivered, The product is NON-RETURNABLE. The product comes to you straight from the manufacturer. NO Returns accepted
  • We urge you to check the insulation for any damage before the driver returns. If the product you received is damaged, please contact us immediately.
  • For more information, please refer to our Return Policy

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Delivery Terms
Order Value (Ex VAT) Delivery Charge (Ex. VAT)
£650  Free Delivery
Below £650  £16.00

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