ATC has installed many solar water heatings from SOLAHART in and around the Everest base camp, Jumla, Pheriche, Northen Gorkha, Kongde which are highly frost prone . Despite the horrendous climate, these solar heaters never fail to deliver.Very few solar water heaters can sustain in the punishing climate of the himalayas; SOLAHART is amongst them and at the very top.