We provide Solar Water Heater, Water Heater, solar collector, Hot Water Heater, solar hot water, Solar Water Heaters, solar energy heater, Solar Energy Water Heater, Solar Heat Collector, Hot Collector, Solar Water, pressuried solar heater, Solar Products. Product name: Swimming Pool Solar Project Collector Tube Size: 47*1500mm/ 58*1800mm Tube quantity: From 10 to 60 tube for your optional Inner manifold material: Stainless steel Insulation: Imported polyurethane foam Outer manifold material: Al-Zn coated / color steel / stainless steel Frame: Galvanized steel / stainless steel Note: If you have any special requests, pls kindly contact us.