Silicone fireproof cloth is a flexible connection accessory for the inlet of central air conditioning and air conditioning outlet, which is used for fan noise reduction and heat compensation pipe deformation of fan pipeline, with non-toxic, odorless, fireproof, waterproof, anti-condensation and anti-mildew, airtight and impermeable, etc., in use, it can avoid the accumulation of cold and hot air in the ceiling, resulting in energy waste, and the specifications can be customized. It is mainly used in the ventilation ducts of civil and industrial buildings, and the import and export of central air conditioning. It can be used in shopping malls, office buildings, hotels, workshops and other public places for soft connection of ventilation equipment.