Fumed Oak Invisible is premium 240mm extra wide board parquet flooring in our New Zealand PLAZA range. This product is proudly 100% Made in Germany, carrying a 30-year warranty and warranted for all underfloor heating systems up to 29°C.Their innovative three-layer construction sets them apart from other timber floors, with a 3.5mm top layer of hand graded premium wood, solid spruce finger mid-layer, for maximum stability, and a soft wood backing.HARO works with nature, not against it. All materials are sourced from local European PEFC certified forests. HARO is Blue Angel Certified which is the German Federal Government’s ecolabel.