best double sided key lock solid for business for entry door

Company Advantages
1. FUYU has been tested at the end of the production stage. It has been checked for its water absorption rate, deformability, surface cracks, etc. This product is easy to install without a specialized person
2. Thanks to its user-friendly design, the product will not cause electrical leakage problems when people use it in their life or work. The product can be applied in wooden and metal doors
3. The product has a good energy absorption capacity. The finish materials on the surface of its absorber are useful for enhancing the efficiency of energy storage. Its spring bot lock comes with a metal reinforcement plate to reinforce the security
4. This product falls in the range of optimum comfort in terms of its energy absorption. It gives a hysteresis result of 20 - 30%2, in line with the 'happy medium' of hysteresis that will cause optimum comfort of around 20 - 30%. Made of high-density metal, it features high hardness

MAIN SPECIFICATIONS

•  Apply to all kinds of wooden doors and metal doors.                                                                              

• Mortise type.

• 10 years mechanism warranty under correct installation and 

  normal usage.

• Fire-proof qualified.

• Patented products.

• Construction key function.

• Anti-cut bolt.

• Anti-panic.

• Easily reversible for left and right handing.

Company Features
1. Zhongshan Fuyu Hardware Products Co., Ltd. stands out among other Chinese double sided key lock manufacturers. 5 lever lock is the product combining mature technology with high-end machines.
2. Our technical workers are strictly trained before official work for bathroom door lock key .
3. Zhongshan Fuyu Hardware Products Co., Ltd.'s experts are well diverse in zinc alloy entrance door lock market. We bear social responsibility. We fulfill our social and environmental responsibility through each of our products.