ROTELU has a widely experience in the hydroelectric power with the manufacture by welding of the following equipment:

⦁ Penstocks
⦁ Tunnel Lining
⦁ Manifolds and Wye Branch
⦁ Dismantling Box
⦁ Spiral cases for Kaplan and Francis turbines
⦁ Pelton Distributors
⦁ Draft Tubes

ROTELU has more than 25 years of experience in the manufacture and assembly of penstocks and tunnel lining, for example we executed the manufacture, supply and erection of two penstocks with a weight of 1.686 Ton for Gorona del Viento Hydroelectric Power Plant with a hydraulic height of 625 meters, an average slope of 40% with installation exposed, buried and trough tunnel.