Daily Archives: March 26, 2015

Rust removal devices

Needle rust remover for compressed air
This hand-held device resembles a drill, in which needle bundles are mounted instead of the drill chuck, attached slidably. After connecting the device to the compressor and turning it on, moving needles under the action of compressed …

Designing a passive building

That the energy-saving building functions properly, a suitable plot of land must be found for him. The best one will be this one, on which it will be possible to build a south-oriented house, but do not worry about deviations from this direction reaching several degrees. Okay, if the width of the plot allowed for …