Which one is better for soundproofing: keel or direct paving?

The keel is soundproofed.

Keel is a sound-insulating building material used to support shapes and fix structures. Widely used in hotels and terminals. Passenger terminals, stations, theaters, shopping malls, factories, office buildings, renovation of old buildings, interior decoration settings, ceilings and other places. The keel is the skeleton and base material of decoration and is very commonly used.

Operating conditions:

1. During structural construction, φ6~φ10 reinforced concrete booms should be embedded in the joints of cast-in-place concrete floor slabs or precast concrete floor slabs according to the design requirements. , when there are no requirements in the design, the steel booms are pre-embedded according to the arrangement of the large keels. The general spacing is 900~1200mm.

2. When the wall columns of the suspended ceiling room are made of bricks, anticorrosive wood bricks should be pre-buried around the walls and columns at the elevation of the ceiling, with a spacing of 900~1200mm along the walls. At least two wooden bricks should be buried on each side of the column.

3. After installing various pipelines and ventilation ducts in the ceiling, determine the positions of lights, vents and various exposed openings.