Evo-Stik Decorator's Caulk Instantly Paintable can be over painted immediately with water-based and synthetic paints to give a fast, smooth and professional finish to any decorating job while saving you time and money. It can be applied to most surfaces without the need for a primer. Developed and tested in conjunction with paint manufacturers to ensure there is no paint discolouration. Easy to apply and clean, fills cracks to give a super smooth finish to any job. Ideal for filling fine cracks and gaps where movement can occur, such as between walls and window frames, door frames, skirting boards, window sills and architraves. Coverage: Approx. 10m of a 6mm bead per C20 cartridge.