Engineer Consulting
Valves hansjörg portmann tel:  +41 62 388 12 13 fax: +41 62 388 14 56 e-mail: hansjörg portmann	Pipes and Fittings roger saner tel:  +41 62 388 12 37 fax: +41 62 388 14 56 e-mail: roger saner	Pipes and Fittings vincent voyame tel:  +41 62 388 12 20 fax: +41 62 388 12 16 mobile: +41 79 663 12 11 e-mail: vincent voyame

Hydrants daniel buri tel:  +41 62 388 12 22 fax: +41 62 388 12 16 e-mail: daniel buri

The engineers from vonRoll hydro (suisse) ag are as specialists at your disposal anytime

Engineer Consulting
Valves hansjörg portmann tel:  +41 62 388 12 13 fax: +41 62 388 14 56 e-mail: hansjörg portmann	Pipes and Fittings roger saner tel:  +41 62 388 12 37 fax: +41 62 388 14 56 e-mail: roger saner	Pipes and Fittings vincent voyame tel:  +41 62 388 12 20 fax: +41 62 388 12 16 mobile: +41 79 663 12 11 e-mail: vincent voyame

Hydrants daniel buri tel:  +41 62 388 12 22 fax: +41 62 388 12 16 e-mail: daniel buri

The engineers from vonRoll hydro (suisse) ag are as specialists at your disposal anytime