Rapid-hardening, fibre-reinforced, free-flowing cementitious levelling mortar with high thermal efficiency applied in layers from 3 to 40 mm thick, specifically designed for underfloor heating/cooling systems. TECHNICAL DATA: Where to use: covering compact, under-floor heating/cooling systems and levelling off all types of existing heated floors. Workability time: 30-40 minutes. Thickness applied per coat: from 3 to 40 mm. Set to light foot traffic: 3 hours. Waiting time before bonding flooring: ceramic and natural stone flooring not sensitive to damp 12-24 h; flooring sensitive to damp 2 days per cm of thickness applied. Application: trowel, rake, levelling bar or pump. EMICODE: EC1 R Plus - very low emission. Mixing ratio: 16-18 parts of water per 100 parts by weight of NOVOPLAN MAXI. Consumption: 1.8 kg/m² per mm of thickness. Thermal efficiency: λ = 1,727 W/mK. Storage: 12 months. Packaging: 25 kg bags.