The IMPREGNANT for VARMSEN® fireplace boards is based on sodium silicate and micro-silica. It is intended for impregnation of VARMSEN® boards surface adhered using ISOL GLU E+ glue in order to increase their adhesion.

Technical parameters
Chemical composition	Na2O, SiO2
Physical state	fluid
Max. application temp	1 150 °C
Fire rating	A1 – non-flammable product
Toxicity	non-toxic
Colour	colourless
Odour	odourless
pH	12