Abstract: A securing means for securing a solar absorber of the multi-tube type to a roof of a building, the securing means comprising an elongated element having a number of resilient fingers which resiliently engage and hold the absorber to the element. For use with a tile roof comprising a number of overlapping roof tiles, the element includes a tongue at one end for location between overlapping portions of the tile and a hook at the opposite end of the element for engagement with the end of the lowermost tile. For application to metal roofs, the element may be fixed to the roof by fasteners.