b! kimax+ Quadrotti HP is a ceiling system for tertiary environments, characterized by a small number of components and high certified performance both in heating and cooling. At the heart of the system are the metal radiant panels with PE-RT tube Ø 8 mm, beveled corners and microperforated surface on smooth edge of 30 mm. Designed for installation on a hidden modular structure, they can be opened with a tilting system (a "hatch") facilitating inspection and maintenance.