1. Choose a brand
Brand is the symbol of product quality and service. Choosing a brand-name product with good reputation means quality and service are guaranteed.
2. Check the quality
The qualified security door is more than 2.0mm. The thickness of the steel plate of the door should be 1.0mm or more. There are several reinforcing steel bars inside, so that the front and rear panels of the door are organically connected together. The door is preferably made of asbestos, such as fireproof, heat preservation and sound insulation. The material acts as a filler. The thickness of the steel plate of the door frame should be.
3. Pick the door lock
Anti-theft lock for the security door 500 strong enterprise United States Ingersile Schlage mechanical lock has the following characteristics:
1. Safer: It adopts special reinforcement lock body and lock core to provide you with a more stable and reliable safety environment. For decades, Syracuse Lock has been recognized as the market leader and the most popular brand in the industry. The best quality and reliability.
2, three insurance: composed of two sets of independent locks, completely independent lock points are difficult to be destroyed at the same time. In conjunction with Mante's anti-theft hook safety hinge, it forms a completely independent multi-point lock concept, which greatly enhances the anti-theft performance. In terms of the most important parts, the performance of the anti-theft lock is directly related to the safety of the door.
3, security door, office door purchase error: lock more is good. The role of the lock point is to prevent smashing, but the real control of the lock point expansion and closing is the lock core, there are more lock points, but there is only one lock cylinder, once the lock cylinder is opened, all the lock points can be opened, so For consumers, it is the key to paying attention to the quality of the anti-theft lock cylinder.
Concerned about surprises
Tags: security door to buy 3 big attention to beware of being cheated
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