250L Water tank only /Solar water heater/Compact pressure type 100L 150L 180L 200L 250L 300L ... supplying.Take small order for personal use. Container order and OEM welcome!We are Lucky solar energy manufacturing all kinds of solar water heaters!Also trading compay helping you find other products in China!Welcome to contact , my skype janejxsolar ,thank you!Integrated Pressurized Solar Water Heater1. The inner tank adopts the 1.2 mm imported SUS304 stainless steel and automatic welding technology which decrease the corrosion. 2. Inlet and outlet use the argon welding technology against the 0.6 Mpa pressure. 3. Heat tube conducts the heat energy in the single direction and has some advantages of quick operation, high heat efficiency and anti-corrosion.4. It has advantages of no water in tube, no filthy, no broken tube, anti-freeze, unlimited time to the inputting water and pressure operation.5. Insulation adopts the polyurethane which has good insulation efficiency.6. The frame adopts the imported stainless steel, which is strong and against corrosion,7. Tail stock has a novel design and is available to be installed.