By Intumescent / Vermiculite
- Vermiculite is a cementious base material which has been formulated to provide passive fire protection to interior elements of building construction on a variety of backgrounds, including steel, concrete, polymer-based materials, timber and advanced composite to the cellulosic fire regime.
- Vermiculite is also suitable for thermal insulation of hot surfaces.
- Vermiculite is used in building boards. These boards are often used as a core in fire doors, to build fire barriers, to encase or construct ductwork and to protect steel building elements from the effects of fire.
- Vermiculite steel coating by means of vermiculite spray which is a tough, hard and highly stable passive fire protection coating applied to structural steel by spraying and towelling.