Established and recognised Worldwide.
The suitability of IMP sealants for the impregnation of porous components has been verified by international certification and approval by renowned institutions:
- GWI Gaswärmeinstitut e. V., Essen/Germany
- Hygiene-Institut des Ruhrgebietes, Gelsenkirchen/Germany
- NSF International, Ann Arbor /USA
- Lloyd´s Register, London /UK
- Department of the Navy, Washington D.C. /USA (MIL-I-17563B+C).