For UK trades on site

Check your work against UK building regulations

Chat with an AI assistant trained on Approved Documents, Part P, ventilation, access, EV charging, and BS 7671 wiring guidance — from your phone.

What you can ask about

Electrical & Part P

Notifiable work, zones, consumer units, BS 7671 basics.

Ventilation (AD F)

Extract rates, trickle vents, whole-dwelling ventilation.

Structure (AD A)

Load-bearing changes, loft conversions, openings in walls.

Access (AD M)

Door widths, ramps, WC provision in extensions.

EV charging (AD S)

Cable routes, capacity, new-build vs retrofit.

On-site phrasing

Plain English — describe the job, not the document number.

Reference library in this app

Tap a document to browse the PDF. These files are also used by the AI knowledge base.