Dulux Trade Weathershield Exterior Undercoat Dark Grey 1L is a professional solvent-based preparatory coating formulated to provide a high-performance base for exterior gloss and satin topcoats. Designed for use as part of the Weathershield exterior system, it delivers excellent adhesion, strong opacity and dependable surface build. The dark grey shade is specifically suited for use beneath darker finishing colours, enhancing depth of colour and improving overall coverage. The 1 litre pack size is ideal for smaller exterior projects and detailed joinery work. Key Features Size: 1 Litre Colour: Dark Grey Finish: Undercoat Base Base Type: Solvent-Based System: Compatible with Weathershield Exterior Gloss & Satin Opacity: High hiding power for improved colour development Adhesion: Promotes secure bonding of topcoats Durability: Supports long-lasting exterior performance Recommended Applications Suitable for exterior use on: Timber doors and frames Window frames and sills Fascias and soffits Exterior cladding and joinery Properly primed metal surfaces Previously painted exterior woodwork Performance & Benefits Dulux Trade Weathershield Exterior Undercoat Dark Grey provides a solid, uniform base that enhances the finish and longevity of darker exterior gloss and satin topcoats. The tinted undercoat improves colour richness and helps achieve a consistent final appearance with fewer coats where appropriate. When used within the complete Weathershield system, it contributes to enhanced resistance against weather exposure, moisture ingress and general wear. Surface Preparation & Application Ensure all surfaces are clean, dry and free from grease, dirt and loose material. Remove any defective coatings and sand to create a sound surface. Treat mould or fungal growth with a suitable fungicidal wash. Prime bare timber or metal with an appropriate exterior primer before undercoating. Stir thoroughly prior to use. Apply evenly using a quality brush or roller suitable for solvent-based paints. Allow adequate drying time before applying the chosen finishing coat. Technical Specification Product Name: Dulux Trade Weathershield Exterior Undercoat Colour: Dark Grey Finish: Undercoat Base Volume: 1L Base Type: Solvent-Based Application Method: Brush or Roller Suitable Surfaces: Exterior Wood & Primed Metal System Compatibility: Weathershield Exterior Finishes Use Classification: Exterior Preparatory Coating Pack Size: 1 × 1L Why Choose Dulux Trade Weathershield Exterior Undercoat Dark Grey 1L? For exterior projects using darker topcoat colours, Dulux Trade Weathershield Exterior Undercoat Dark Grey 1L provides the ideal foundation. Offering strong adhesion, high opacity and system durability, it ensures improved colour depth and long-lasting exterior protection in a convenient size for smaller jobs.
