This is OSO

Vision
Stainless steel water heaters with class leading quality and efficiency.

Environment
50 years of continuous efforts environmental awareness with industrial efficiency. We are proud of our contribution to protect our beautiful planet

Quality
For six decades we’ve perfected the stainless steel water heater. The ideal combination of premium materials and automated manufacturing makes our products last longer.

Innovation
We design for minimum heat loss and maximum energy efficiency, without compromise, making our customers’ heating system cost-efficient.