<p>to human health, ranging from colds, cough, have a fever, fatigue, well lit love, heavy lead to nasopharyngeal carcinoma, laryngeal cancer, leukemia and other diseases, the elderly and children because of weaker immune systems are vulnerable to abuse, formaldehyde. Therefore, the release of formaldehyde from these two materials determines that the living environment of the elderly and children is very suitable for physical and mental health. Two, safety of </p>
<p>children and the elderly in the family, because of the mobility of children naughty lively and old, prone to falls and grazing household small accidents, so to warm the floor must have very high security. Brand floor family security is very high, the slab in the material collocation, long in the proportion of the total volume of 60%, the proportion of the total volume of the core plate 40%, collocation material according to the requirements, to ensure the smooth surface, </p>
<p>while increasing the elastic modulus of the product, so the old man child after the fall, can minimize the damage. Moreover, the floor heating itself belongs to the constant temperature radiation, not only comfortable and healthy, but also can improve the blood circulation of the human body, promote the metabolism of the human body, and is very beneficial to the health of the family. Three. The principle of warm and warm ground is to transmit heat energy by low </p>
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