DescriptionSika Boom 420 FireSika Boom 420 Fire is a single-component, fire-resistant, self-expanding polyurethane foam. It complies with fire resistance standards for up to 180 minutes as per EN 1366-4. The combi-valve design enables application using either a gun or a nozzle.UsesRestores the fire resistance of floors or walls with linear seals. Designed exclusively for interior use.AdvantagesProvides fire resistance of up to 180 minutes in accordance with EN 1366-4.Features a combi-valve for versatile application with either a gun or nozzle.Single-component, ready-to-use formulation.Equipped with a safety valve to ensure longer shelf life.Once cured, the foam can be cut, trimmed, and sanded for finishing.Product DocumentsPRODUCT DATA SHEETSAFETY DATA SHEET
