EnglishLaying insulation layer: The insulation board should be laid flat, with a height difference of no more than 5mm and a gap of no more than 5mm.
Laying of underfloor heating reflective film: The reflective film should be laid flat, tightly covered, without wrinkles or leakage of insulation boards. The reflective film should be symmetrical and neat in square and without any misalignment. The reflective films should be fixed and pasted between each other,


