Master Well Enterprise Limited has been specialized in doors&windows for over 10 years. The main accessories of roller shutter include box, motor, axle, end cap, guide and slats. Master Well roller shutter slats are made of aluminum with noise-reducing and CFC-free insulation foaming to reduce noise. It protects us from unwanted heat in summer and helps saving us energy during winter. Master Well roller shutters are extremely cost effective as they require less maintenance, compared with traditional methods used to protect our home or work place from open windows. A closed roller shutter provides excellent protection from solar radiation and is the ideal energy-saver for the cold winter months. If you have any requirements about these products, a free quote can be quickly given to you.