Weber Clay Mortar 400°C Heat-Resistant Mortar 25kg

Fire-resistant mortar (up to 400°C) Special mortar for the construction of beautiful indoor chimney flues from clay bricks and for fireplace finishing. Not suitable for direct exposure to flames. Thickness of layers (joints) - 10-18 mm Grain size - up to 1.5 mm Amount of water to be added - 3-4 liters / 25 kg Working time after mixing with water - 2-3 hours Curing time - 2-3 weeks Application temperature - +5°…+ 25°C Shelf life - 12 months For the construction of chimney flues from clay bricks Elastic Quick and easy to work with Not suitable for direct exposure to flames.