Wood Protection  

preventive or controlling  

Where wood is likely to get moist as under the roof or in the bathroom, under the floor or outside the house it must be given a preventive protection with borax against infestation with mold and pest. For interior woods there is the boron salt-boron acid combination Polybor .....  
 

Sehestedt's Polybor - borax-boron salt blend 

Readily soluble salt concentrate according to DIN 68800 against mold and pest infestation, to be prepared with water.  

This special composition of borax and boron acid without any other additives is absolutely non-toxic even when burning. It is odor- and colorless.