An enclosure (1) defining at least three chambers (5, 6, 7) separated by a plurality of walls (8), the chambers comprising a first chamber (6), a second chamber (5) and a third chamber (7), the enclosure further comprising an electricity meter (3) in the first chamber (6), a gas meter (2) in the second chamber (5), and charging circuitry (4) for an electric vehicle in the third chamber (7). Further enclosures with cradles for installation on a building are also enclosed.