Installation, maintenance and repair of water supply systems, heating systems, sanitary apparatus and installations; plumbing; reconstruction work, in particular pipe reconstruction; construction of water treatment and processing plants; installation services

Installation, maintenance and repair of water supply systems, heating installations, sanitary apparatus and installations; plumbing; conducting of renovation, renovation in the field of pipes; construction of water treatment and processing installations; installation of pipe installations

[Scientific, optical, weighing, measuring, signaling and checking apparatus and instruments, namely, analysis apparatus, not for medical purposes, in particular, water analysis apparatus, namely, water quality monitors, water conductivity monitors, meters for controlling the softening of water, controllers for monitoring pH and solids levels in water; anodes, in particular sacrificial anodes; electromagnetic coils; data-processing equipment and computers]

((Bsed on 4e)) diving masks; diving snorkels