As 3D printing reaches traditionally cast sanitaryware Grohe’s Allure Brilliant and Atrio ranges seem to be pushing the envelope. Using a ‘powder bed laser melting process’, around 4700 layers, each 0.06mm thick, create ultra-thin walls, allowing water to flow through an extremely narrow section and creating ‘no limits for individual personalisation’. Available in brushed steel as a limited collection, the mass market might have to wait a little longer for its ‘magical, optical illusion’.