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Question:

Is the soundproof cotton with aluminium foil good or without aluminium foil?

Is the soundproof cotton with aluminium foil good or without aluminium foil?

Answer:

The foil is insulated, without it.Under the shield of common pure city road to go, are always suet asphalt road, unless the engine can hit the underpinning, sinking impact is not bad that a thin iron plate.
The foil is insulated, without it.Under the shield of common pure city road to go, are always suet asphalt road, unless the engine can hit the underpinning, sinking impact is not bad that a thin iron plate.
The foil is insulated, without it.Under the shield of common pure city road to go, are always suet asphalt road, unless the engine can hit the underpinning, sinking impact is not bad that a thin iron plate.

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