Ключевые слова:
Pipe connections|Design|Position|Test equipment|Screwed fittings|Curvature|Marking|Testing conditions|Size|Performance testing|Water heaters|Water storage cisterns|Dome shape|Grades (quality)|Hot-water cylinders|Leak tests|Thickness|Indirect hot-water supply|Copper|Dimensions|Domestic|Thermal testing|Heat loss|Volume|Test pressure