Burnblock® | Fire Protection | Lemahieu Group

Fire retardant: 100% natural ingredients, 100% effective

Unlike many other fire retardant products on the market, Burnblock®, the fire retardant for wood, consists of 100% natural ingredients, is 100% biodegradable, and pH-neutral. Moreover, the product also has GOLD-level Cradle-to-Cradle Certificationᵀᴹ.


Burnblock® has been patented worldwide and was extensively tested and certified by various independent European institutions. Fire retardant treatment with Burnblock® guarantees an extremely reliable, safe, and biodegradable product.

Burnblock® is a 100% natural fire retardant for wood. It is effective on all absorbent materials such as timber and panels and has been certified to the highest European standards.


  • 100% biodegradable

  • 100% natural ingredients

  • gold-level Cradle-to-Cradleᵀᴹ Certification

  • all the ingredients used in Burnblock® can also be found in our diets or bodies

  • none of the ingredients used is on the EU REACH list

  • energy-efficient

  • pH-neutral – no corrosion

  • extremely low VOC

Cut from the right wood

Our wide-ranging timber and panel knowledge, innovative techniques, and sustainable materials cohere to guarantee ecologically sound applications for indoors and outdoors. Do you want more information about our products or already know exactly what you want to put in our capable hands?