Our company supply Taiyunhongguang FRP Window & door Pultrusion Hollow profile.Fibre-reinforced plastic (FRP) (also fibre-reinforced polymer) is a composite material made of a polymer matrix reinforced with fibres. It commonly used in the aerospace, automotive, marine etc. FRP have distinct advantages that make them attractive for a wide uses. One of application is make FRP doors and windows.The advantages are: (1) Excellent water-sealing property. With rain-proof plate, grooves and poles water drainage, doors and windows can isolate rain to outside doors completely. (2) Effectual heat preservation. The FRP doors and windows’ heat resistance almost twice as much as plastic-steel doors and windows. In winter, it’s an able temperature keeper, increasing room temperature about 5°. (3) High intensity. It could sustain its own weight, do not bend, fade,distort or rust. (4)Perfect sound insulation. With elaborate structure design and rigorous connection, the sound in sulation of FRP doors and windows is below 20db, which is in accordance with DIDN4109. (5)Easy-maintained. FRP doors and windows have good resistance to acids, alkalis and waste gas salty substances. They hardly need maintenance, any clenser can make them clean and new as before. (6)High durability. FRP doors and windows have long service life, amount to 50 years, almost same age with the building. (7) We can customize any color, wood grain that you need. We will take high-quality service, fast delivery and reasonable price, satisfy all you need.