Description Johnstone’s Trade Aqua Undercoat Johnstone’s Trade Aqua Undercoat – Water-Based Basecoat for Superior Trim Finishes Full Product Description: Aqua Undercoat is specially formulated to work with the Aqua Water-Based Gloss and Satin systems. It promotes excellent adhesion to previously painted or bare surfaces and provides the ideal foundation for a professional, long-lasting finish. This undercoat ensures great opacity and even coverage, helping to achieve the best possible results with water-based topcoats. It dries quickly, has a low odour, and is ideal for both interior and exterior applications. ✅ Key Features: Essential basecoat for Aqua Gloss & Satin Promotes adhesion to wood and metal Enhances opacity and finish of topcoat Quick drying and low odour Suitable for interior and exterior use Water-based formulation �� Ideal For: Wood and MDF trim Previously painted surfaces Interior doors, skirtings, and architraves Priming radiators and metal pipework (with suitable prep) �� Technical Details: Property Value Finish Flat / low sheen undercoat Coverage Up to 10m² per litre Recoatable Time 4–6 hours Touch Dry 1–2 hours Application Brush, roller, or spray Pack Sizes 1L, 2.5L, 5L VOC Level Low Colour Range White & tinted to match topcoat . �� Surface Preparation & Application: Ensure all surfaces are sound, clean, dry, and free from loose material or grease. Lightly abrade glossy or previously painted areas to provide a key. Stir thoroughly before use and apply 1 full coat. Once dry, follow with Aqua Gloss or Satin for best performance. ⚠️ Important Notes: Not designed to be used as a finish coat Should be overcoated with Aqua topcoats only Do not apply below 10°C or in damp conditions
