Aluminum Panel, Heat Transfer Plates heavy gauge AA1050 Thickness:0.3,0.45mm,0.5mm Fasten on EPS sheet Aluminum panel,Heat Transfer Plates heavy gauge ,Ω type single grooveHeat Transfer platesAluminum plate for heating floorAA1050,H24thickness:0.3,0.45mm,0.5mmthe size can be designed by customer's orderthe plate with groove is fasten on EPS panel