Flash-Mate Lead Sealant (Colour: Lead Grey) Roofing & Flashing Silicone Sealant
Flash-Mate is a high performance low modulus, neutral cure silicone sealant, specifically designed as a replacement to mortar for the sealing of lead flashings. This versatile product is equally effective in the sealing of other traditional and modern roofing materials including slate, tiles, soffits and guttering.
Flash-Mate is the ideal product for sealing and bonding of dissimilar materials to prevent water ingression, tile lift and noise.
Flash-Mate Applications
| Lead flashing |
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| Sealing rooflights |
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| Roofline products |
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| Conservatories and glass houses |
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| Industrial roofing systems |
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| Small roof repairs |
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| Bonding glass and glazing plastics |
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Compatible Materials
| Concrete & Brick |
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| Glass & Polycarbonate |
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| Plastics & GRP (Glass Reinforced Plastic) |
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| Slate & Tile |
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| Sealed timber |
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| Acrylics & PVCu |
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| Painted Surfaces |
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| Metals (incl. Lead & Galvanised Steel) |
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Features & Benefits
- Fast skinning
- Reduces weather ingression
- Reduces tile lift and reduces noise
- Neutral cure silicone
- Low modulus - more elasticity
- Bonds many materials
- Conforms to ISO 11600-F-25LM
- Conforms to BS 5889:A
Flash-Mate Technical Information
Specification Summary
| 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* |
* Continuous exposure, higher temperatures can be withstood for limited periods.
Limitations
Porous surfaces should be primed first. Do not use on surfaces where water can penetrate through porous materials to the bond.