Top ten hidden scenes in the process of home improvement

As the saying goes, the insiders are looking at the door and the amateurs are watching. However, what exactly do we look at in the decoration scene and how do we look at it to achieve a multiplier effect? Let's take a look at the hidden dangers of the ten major renovations that may be missed. In the case that the owner did not understand the decoration, he misled the owner to dismantle the waterway at random and wasted money.

1, free to change the waterway

In the case that the owner did not understand the decoration, he misled the owner to dismantle the waterway at random and wasted money.

There are hidden dangers: waste of money is only one aspect. Once it is not sealed or lacks pressure during the demolition of the waterway, it will lead to burst of water pipes.

Normative operation: When the pipeline is changed, it will move and it must not be moved when it is not.

2, using glue

Normative operation: At present, there is no natural and pollution-free glue on the market. The substitute is 108 glue. However, we must look for better brands and look for products with test reports.

3, no insulation sleeve

During the construction, the wires are directly buried in the wall. The wires are not covered with insulating tubes, and the wire connectors are directly exposed.

There are hidden dangers: This is very unsafe, and may cause short-circuit of the wires due to some reasons, such as the aging of the wires, resulting in wire breakage; at the same time, once the wire is broken, it cannot be changed at all, only the wall knocks on the ground.

Standard operation: The wires must be laid with insulation sleeves on the outside, and the circuit joints should not be exposed on the outside. They should be installed in the line box. No joints are allowed between the distribution boxes.

4, hot and cold water pipes mixed

White is a cold water pipe, red is a hot water pipe, and a cold water pipe and a hot water pipe are mixed together.

There are hidden dangers: the expansion and contraction rate of hot and cold water pipes is different. Due to thermal expansion and contraction, the cold water pipes burst and leak.

Standard operation: distinguish hot and cold water pipes according to color and operate strictly.

5, strong and weak electricity placed together

Typical jerry cuts. Put strong electricity, such as lighting wires and weak electricity, such as telephone lines and network cables, in a tube or in a box. Shop a tube less, save time and effort.

There are hidden dangers: There will be interference when making a call or surfing the Internet. At the same time, too much threading in a pipe also creates a risk of fire.

Normative operation: Strong and weak electricity should be routed separately. It is forbidden to share one pipe and one bottom box for strong and weak electricity.

6, the wire is not separated

All lines use a single color, for the sake of labor.

There are hidden dangers: once the line is in trouble, the line of discordance is detected again.

Normative operation: The bottom box wire wraps are wrapped with different signs. FireWire uses red wire and red cloth, neutral wire is blue, green and black, and it is wrapped with the same kind of color wire cloth. Yellow, green and blue wires are used for ground wire.

7, repeat the wiring

A large number of repeated wiring, multi-use materials, waste the owner's financial and material resources.

There are hidden dangers: Once a problem arises in the line, it is difficult to detect it in a layout like "Tian Luo Di Network."

Normative operations: Arranged closely, in the case of no more than 40% of the capacity of the pipe, the same trending line can be worn in a pipe. However, it is necessary to separate strong and weak electricity.

8, the line pipe is damaged by the follow-up project

Typical barbaric construction. After the pipeline was laid, it was slotted on the ground again and the pipeline was laid through.

There are hidden dangers: After you check in, you may find that there is no electricity in a room in your home. You can only detect and re-thread all the wires in your home.

Normative operation: The construction cannot be performed again in the place where the pipeline is laid.

If it is damaged, it is forbidden to wire in the middle when changing lines. When the circuit load is large, the joint of the wire in the threading pipe is easily sparked and a fire occurs.

9, putty when cement

Typical shoddy. On many construction sites, the mistakes of the construction team were well-known, and the horizontal slotting did not say that after the wiring of the line pipe was completed, the putty powder was used as cement.

There are hidden dangers: The horizontal slotting during the decoration has destroyed the bearing weight of the entire building, and the original design's ability to resist earthquakes has decreased.

Normative operation: The cement used to plug the trunk must be consistent with the cement of the original structure to ensure its strength.

10, length is not enough without connection Accessories

Because the length of the insulating tube is not enough, there is exactly a turn here, no connection fitting is placed, and a section is exposed at the intersection with the junction box.

There are hidden dangers: If you stay for a long time, it may cause leakage due to the aging of the line.

Normal operation: There should be something connected between the nozzle and the junction box.

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