Grand Designs

Ordering a factory-built house was a no-brainer for manufacturing maestro Pete. But, in true self-building style, even a near-finished project brings challenges like a bat out of hell.

Adam and Tassy convert a 20-metre-high Northamptonshire water tower into a fun family home with curved walls, slides, secret rooms, a firefighter's pole, a swimming pool and a sky garden.

Adam and Tassy convert a 20-metre-high Northamptonshire water tower into a fun family home with curved walls, slides, secret rooms, a firefighter's pole, a swimming pool and a sky garden.