NON PRESSURIZATION SOLAR GEYSER 300Ll Vacuum tube ; Borosilicate glass 3.3 ; Thickness: 1.6mm-1.8mm, weight:2kg/pieceCOATING; Al/N-Al. Gradual absorption coating, Absorption:=90%�%, Emission:=6%�%INNER TANK ; SUS304-2B Thickness:0.35mmOUTER TANK; Colored Steel Thickness:0.15mmBRACKET ; Aluminum Alloy Thickness:2.0mmINSULATION ; Polyurethane foaming Density:30-35kgs/m3,cell close ratio: 95%,cell dia.:0.5-0.8mmCAPACITY; 300L Diameter (mm) ;58 Heat pipe Length (mm) 1800, WITH REFLECTORDELIVERY PORT: CAPE TOWN SEA PORTPAYMENT TERM: T/T(SWIFT BANK TRANSFER)TOTAL QUANTITY: 500,000 SETSLEAD TIME: 6-7 MONTHS