For use on water heating systems, for example,from a loft tank, combi boiler etc.Suitable for all household heating systems,It coonect to your heating system in the same way as your standard radiators and work in exactly the same way. Specification: 1.Material a.High grade mild steel b.20/22/25mm dia round horizontal crossbars c.40*30mm D shaped vertical tubes,thickness:1.5mm d.Chrome plating 2.Size:800*600mm 3.Pressure test:15 bar 4.Supply a set of wall brackets,blanking plug and air vent plug 5.Inner facking:foam out packing:1pc/cn