
Premium 300L Pressurized Solar Heater for Sustainable Living. 300L Large Capacity: Compact pressurized solar water heater with 300L total water capacity and 4.0 m2 collecting area. Premium Materials: Inner tank made of food-grade SUS304/316L stainless steel; outer tank uses 0.4mm color coated galvanized steel. High Efficiency Tubes: 28 pieces of UTLE patented three-target coated vacuum tubes for stable coating and high heat absorption. Modular Design: Expandable water tank system suitable for places with large water consumption and many water points. Strong Insulation: 50mm flame retardant high density polyurethane foam insulation layer ensures heat retention. Certified Quality: Products certified with CE, ISO9001, CCC, and Epr standards for safety and reliability. 100% Inspection: Strict QC system with 100% visual and function inspection before shipment for every product. Fast Delivery: General delivery time within 15 days after payment, with a factory capacity of 100 pieces per day.