Wall kotlyNastennye boilers vary in mind 2 basic criteria: single-circuit and double-circuit. The first gas-fired boilers used for space heating, while the second has a function not only provide heat, but supply system and hot vodosnabzheniya.Protochnye . big plus instantaneous water heaters – Minimum size and rapid heating of water, with no restrictions on its […]
Equipment
Excavator Bucket
Excavator bucket – dragline with trajectory-shift sequential cutting blades along its length. The main disadvantage of excavator bucket – draglines with a semicircular cutting edge is that the design does not provide stripping trenches and pits. In addition, the processing firm ground in the initial period of stripping bucket topples forward, which increases its energy […]