Abstract: The invention concerns a refill for a liquid air freshener or insecticidal device comprising a cartridge containing a volatile liquid composition to be evaporated and a porous pad positioned, in use, to receive the liquid composition as it is slowly released from the cartridge; wherein the porous pad is a part of a sheet of material which is folded along at least one fold line which, in use, extends substantially vertically to at least partially surround the cartridge, the sheet of material and cartridge being supported in a frame.