Render plaster is used for pumice blocks and gives a smooth and rigid finish, far more secure than normal plaster, due to the heat resistant qualities. This can be used on any of our pumice blocks, as well as the Garden Fireplace range and the Celsius stove system.

Please note that calculations are based on 1kg, so 20 or 40 will be added to the basket, but you will receive a single bag with 20kg or two bags with 40kg.

The render comprises of the following ingredients.

• Chamotte is small grains of fired clay. Used for making sculpture; ceramic art; refractory bricks; stone for fireplaces; wood-burning stoves, etc. Pure chamotte is a ceramic raw material that has a high percentage of silicon and aluminum oxide.
• Kaolinite is a clay mineral with the chemical composition Al2Si2O5(OH)4.
• Aluminate cements are cements consisting predominantly of hydraulic calcium aluminates.