Universal "handwash basin" cistern universal - white
Modern Bathroom White Rectangle Wall Mount Hung Porcelain Ceramic Small Sink Wash Art Basin Vessel Vanity without Overflow&Faucet&Drain for Cloakroom Lavatory Toilet (Left Hand) - Amazon.com
This Toilet Sink Attachment Reuses Faucet Water In The Toilet To Save Water
2 in 1 Toilet Basin Combo Combined Toilet WC & Sink Space Saving Cloakroom Unit | eBay
Space-saving wall-mounted toilets with compact hand wash basin - Gallery