Avoice Regs: UK building regulations, searchable and cited. Every answer carries the clause it comes from.

Technical booklet P

Sanitary appliances and unvented hot water storage systems

About Technical booklet P

Technical booklet P gives guidance on sanitary appliances and unvented hot water storage systems. It covers how the risk of scalding is reduced.

What it covers

  • Sanitary appliances
  • Unvented hot water storage systems
  • Controls on heating sources and pressure devices
  • Preventing excessive hot water temperatures