Start with the local property, not a generic price list
Centurion mixes older, established residential areas with a large share of newer sectional-title estates and complexes, where body-corporate rules and shared plumbing infrastructure can add a step most standalone-house jobs don't need.
Estate and complex geyser callouts often need body-corporate sign-off before work starts — worth flagging to the plumber upfront so the quote and the timeline both account for it.