Bond-It BDLEAD Flash-Mate Lead Sealant

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  • BON-1076-1001
  • Packet
  • Hardware > Building Consumables > Hardware Glue & Adhesives
Flash-Mate Lead Sealant Roof and Flashing Sealant Lead Grey, 310ml (EU3... more
Product information "Bond-It BDLEAD Flash-Mate Lead Sealant"
Flash-Mate Lead Sealant

Flash-Mate Lead Sealant

Roof and Flashing Sealant

Lead Grey, 310ml (EU3 cartridge)

Designed as replacement to mortar

High performance low modulus, neutral cure silicone sealant. Replacement to mortar for sealing of lead flashings and is equally effective sealing other roofing materials such as slate, tile, soffits and guttering.

Flash-Mate is the ideal product for sealing and bonding of dissimilar materials to prevent water ingression, tile lift, noise and is commonly used for lead flashing, sealing rooflights, roofline products, industrial roofing systems and small roof repairs.

Conforms to ISO 11600-F-25LM and BS 5889:A

Features & Benefits

  • Fast skinning
  • Reduces weather ingression
  • Reduces tile lift and reduces noise
  • Neutral cure silicone
  • Low modulus - more elasticity
  • Bonds many materials

Technical Information

Flammability Non-Flammable
Solubility in Water Insoluble
Tooling Time 5-10 minutes
Skinning Time 15-20 minutes
Rate of Cure 2-3mm per day
Joint Movement Capability 25% by ISO methods
Application Temperature -30°C to +60°C
Service Temperature -50°C to +120°C*
Compatible Materials Concrete & Brick, Glass & Polycarbonate, Plastics & GRP (Glass Reinforced Plastic) , Slate & Tile, Sealed timber, Acrylics & PVCu, Painted Surfaces and Metals (incl. Lead & Galvanised Steel)

* Continuous exposure, higher temperatures can be withstood for limited periods.


Porous surfaces should be primed first. Do not use on surfaces where water can penetrate through porous materials to the bond.

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