beijingsoho
https://www.beijingsoho.com/products/35mm-overlay-underfloor-heating-boards.html
SOHO Group 35mm Overlay Underfloor Heating Boards offer a high-performance solution for efficient heating systems. Made from environmentally friendly, fluorine-free and bromine-free XPS, these underfloor heating backer boards feature low heat conductivity to minimize energy loss and improve system efficiency. With excellent dimensional stability, high compressive strength, and non-toxic certification, they ensure durability, safety, and long-term reliability for both residential and commercial applications.