Water, sanitation, electricity and communication systems, including equipment, materials, everything rings. Installation is complete and functional system. (Water tank lid. The cast iron lid. Water pump replacement).
Electrical and communication systems, water supply, sanitary equipment as well as all material Bell. To complete installation, use the whole system (the cover cap of the gallbladder used tank water pump for cast iron.)
the water supply and sanitation, as well as communications equipment installation, complete all material ring to use for both system (lid water tanks, use the lid cast iron water pump replacement).