Online Survey for Water Heater Users in Spain and Italy

We are looking for users of water heaters in Spain and Italy for 30min online survey. Here is the requirements - water heater should be from major brand in water heater industry in your country. - Water tank capacity ≥ 60L. - Usage period ≥ 2 years. We need couple of pictures of water heater and joint parts with pipes. The online survey takes for 30min.