1. Inner water tank: SUS304-2B food grade stainless steel/0.5mm thick;
2. Insulation: 60mm PU/up to 72-hour preservation;
3. Outer tank: galvanized steel/anti-corrosion coating;
4. Thickness: 0.31mm/Φ460mm;
5. Evacuated tube: Φ58 x 2,100mm.

Options:
1. KTP5821-48: 20 tubes/170L tank, for 2-3 people.
2. KTP5821-48: 24 tubes/200L tank, for 3-4 people.
3. KTP5821-48: 30 tubes/250L tank, for 4-5 people.
4. KTP5821-48: 36 tubes/300L tank, for 5-6 people.

Features:
1. Easy to install;
2. Non-pressurize operation;
3. Heat transfer by convection, no power needed for heat exchange;
4. Ideal for tropical and sub-tropical climate;
5. Hail resistance: 25mm.