There is a data cable, a head is 3.5mm headphones - plugs, while the other end is a trace of the tube and the video cable. This is where the line can buy more
The other end of the blue and white in the middle of the two metal pieces in the card.
First batch of ash, brush paint. And then nail the trough wiring. Gray walls are easy to nail the trough, and the wiring will not cause secondary pollution. Finished products are much easier to route.
No, the temperature of the cement floor is certainly lower than the air, but also conducive to heat, just afraid of the ground wet.