Detailed Product Description

* Frame and fan angle adopt isopiestic strip, double sealing strip ,ensure the gas confined function, form the isopiestic room structurally and meanwhile drains water effectively according to isopiestic principle.* Accessories can be simply operated, directly located, and quickly installed.*Hard ware has strong loading capacity, and can meet the maximum weight of the window 130 kg * Standard Inward opening tilt & turn design, fulfill the Inward opening tilt & turn function, high security.*Open-state Monitoring and alarming devices can be installed for specially required windows and doors.*Adopt symmetrical structured three cavity profile system, heat insulation strip of profile separated into "I" and "T" type.* Specialized plastic injection channel is set up at angle joint to ensure that the internal and back of the angle joint is sealed effectively, and strengthen the angle.* Special angle steel sheet enhances the angle quality of the hanging arm of the fra