Capacity: 300 liters, suitable for 8 to 10 users.Collector Type: High-efficiency flat plate panels with blue titanium or black chrome absorber coatings for rapid heat gain.Tank Construction: Food-grade SUS304-2B stainless steel inner tank for rust resistance and durability.Insulation: High-density polyurethane (PU) foam, which can retain hot water for 12 to 72 hours.Performance: Capable of heating water up to 85°C–95°C even on overcast days.System Type: Direct pressurized system that operates under mains pressure.