1. Tap water pipe network water supply: this way is easier, indoor water supply directly from the external tap water pipe network water supply. Its structure is simple, makes full use of the water pressure of the external network, and saves energy. But since there is no internal water, once the external network is shut down, the internal water will turn off, reducing reliability. This method can be used when the water supply and pressure of the external water supply network are stable and the wa...

1. Surface treatment: first use the Angle mill to clean up the scale on the surface of the leaking part, and then use the electric mill to clean the surface at the right Angle welding position, polish the surface thoroughly with sandpaper, expose the original metal color, and then clean the surface thoroughly with anhydrous ethanol.2. Material mixing: mix 1321 materials evenly at a ratio of 3:1 until the color difference disappears.3. Material application: focus on cleaning the adjusted 1321 mat...

1, insulation water tank may use poor corrosion resistance 201 stainless steel material. Rust may occur inside the insulated water tank. So as far as possible please professional check insulation water tank. If corrosion occurs, it should be repaired or replaced.2. If the water pipes inside a building are made of iron, there is probably rust inside. Get it checked out by a professional if you can. In addition, if the replacement of water pipes, as far as possible to replace the new PVC or other ...