Heatmate 300˚C Silicone Sealant 300gm - Black
Product Information
One component silicone sealant for high temperature construction applications. High heat resistance up to 300°C, flexibility at low (-40°C) & high temperature (300°C), fast curing at room temperature & high resistance to weather, UV & chemicals.
Do not use above 300˚C
- Excellent temperature resistance: remains flexible from -50˚C - 300˚C
- Extremely low dirt pick up. – 1 hour tack free.
- Excellent adhesion to non-porous surfaces.
- Waterproof seal
- Multitude of Industrial uses
- As a gasket sealant.
- For joints and assemblies, which must be resistant to high temperatures in ducting, metal chimneys, industrial/domestic ovens, heating appliances.
- Do not use on porous surfaces such as brick, concrete and stone.
Delivery Information

We offer free next working day delivery on all orders over £95 to UK Mainland addresses when ordered before 12 midday.
All spares and accessory orders to UK mainland addresses that are under £95 are still next working day delivery if ordered before 12 noon but are subject to delivery charges based on the items size and weight. Please see below for more information on our delivery costs.