Fast-drying bitumen priming solution designed to seal and prepare dry or slightly damp substrates surfaces for the application of bitumen waterproofing products and systems. Drying time approximately 30 minutes at 20°C, depending on the substrate. No residual tack.Directions for use May be applied to many substrates including concrete, brickwork, zinc, metal, and existing bitumen roofing. For use with bitumen membranes and liquid FIX-R maintenance products. Application Application temperature should be between +3°C and +27°C ready for use. All surfaces must be clean, dry and free from grease, oil, dirt and loose material. Smooth metal surfaces, where necessary, should be prepared with a wire brush. If moss or lichen is present this must be removed and the surface treated with a proprietary fungicidal wash, applied in accordance with its application instructions before proceeding. Apply FIX-R Quick Dry Bitumen Primer in one coat with a brush, roller or airless spray gun. Apply a thin even coating, brushing well into the surface. Do not allow material to pool or collect in depressions. Allow drying thoroughly before proceeding with the application of other bitumen products. Drying times may be extended in low temperatures. Note: Use only in well-ventilated areas, or with respiratory apparatus, away from all sources of ignition. Precautions must be taken to prevent the solvent vapour entering the ventilating systems of buildings.