The construction steps of four-door sound insulation are: removing the door panel, removing the electronic components, wiping the construction site, cutting the sound insulation material, pasting the sound insulation material, fixing the sound insulation material, pasting the second floor, and restoring the electronic components and the door panel! The cost needs to be determined according to the professional level of building products and building stores, and the four doors are expected to be between 500- 1800! ? The specific construction sites are as follows:

◆ Pay attention to the construction work of experienced technicians to avoid damaging the door panel.

◆◆ There are many door lines, so pay attention to the disassembly and assembly of the socket.

◆ Clean and wipe the construction site.

◆ Cut the first anti-vibration material into a regular shape.

◆◆ Have technical installation experience and understand the sound insulation principle.

◆◆ Fix the first anti-vibration product with rubber wheel.

◆ Construction of the second sound insulation material

◆◆◆ Restore the disassembled original car parts.

◆◆◆◆ Pay attention to the selection of products, technologies and storefronts after installation ◆◆◆