Schematic diagram of ventilation fan installation

 Content 1:

1. Finish installing the aluminum gusset

2. Reserve 30 * 30 cutouts.

3. Place the ventilation box above the keel.

 Content 2:

1. First of all, choose a ventilation fan according to your own bathroom situation, generally there are the following two types: 1) Top-suction type: This kind of ventilation fan is installed on the ceiling, which is more beautiful, but it needs to have an exhaust hole with a diameter of 9 cm (it is necessary to make a professional gold and steel hole in the wall), And there needs to be a certain amount of space above the ceiling. At present, there are some types that integrate ventilation fans, lighting, and heating machines, and play the triple role of heating, ventilation, and lighting. 2) Window in-line type: It can be installed directly on the window, but the stability of the mounting bracket and the cutting of the glass should be considered. this kind of ventilation fan has a good ventilation effect , but it has to occupy a certain window area and is not aesthetically pleasing .

2. The multi-function top-suction fan, in addition to ventilation, also has heating, clear gear, and integrated installation.

3. For the installation of the top suction type, it is necessary to go through the following steps 1) pre-lay the exhaust hole, which is generally done by the master professional master, and the price ranges from 30 to 80 yuan. 2) There are switch terminals in advance, generally on the multiple groups of switches next to the bathroom door, one group is to control the ventilation fan. If it is relatively simple to have a separate ventilation wiring, you can directly connect the two reserved wires to the two wires of the ventilation fan; If it is heating, shifting, or synthesizing, it is recommended to directly use the control switch provided by the original manufacturer and properly connect the wire of the original switch with the reserved wire. if there is no reserved dark line , it can only be in the form of a wire slot , and the bright line can be taken . 3) The location installation is relatively simple, remove the ceiling piece and replace the original position. the current top suction type is generally 30 * 30 cm , occupying the area of a suspended ceiling piece .

 Content 3:

1. Remove the old exhaust fan Turn off the electric switch for the exhaust fan and remove the old exhaust fan from the wall with a screwdriver and pliers. At the same time, cut off the electrical connection line.

2. Measure the size Use a ruler to measure the diameter of the exhaust fan page and the side length of the square wall hole, and record the data, these two data are very important and are the basis for choosing which kind of exhaust fan you want to report to the merchant before buying the exhaust fan.

3. Purchase exhaust fans to the local hardware wholesale market, find the merchant who sells the exhaust fan, report the above two data to him, and purchase high-quality and inexpensive products according to the merchant's recommendation.

 Content 4:

1. The installation of the kitchen ventilation fan must be reliable and firm, and the distance between the kitchen ventilation fan and the ground needs to be more than 2.5 meters.

2. The distance between the kitchen ventilation fan and the exhaust fan and the roof should be more than 5 cm.

3. Remember that the ceiling-mounted kitchen ventilation fan should not be installed in a place with a lot of oil smoke and dust.