ace of the sheet prevents the resin from turning yellow by causing Ultraviolet ray.
The UV agent has chemical bond to change ultraviolet ray into visible light ,which has a stable effect on the phot synthesis of plants.
Sound insulation pc sheet is light in weight, easy to handle and drill,convenient for construction and procession. When cutting for installation ,it is not easy to be broken.
Perforated metl (Aluminum) Sound Insulation Sheets:
Used in modern buildings for noise control indoor and