Pipe Up a Direct Cold Water System with a Combi Boiler

Tap a component to zoom in, tap the exact connection, then tap the destination. You must name each pipe; choose a size where it applies.

🎯 To pass: build the whole system, then Check it — you need it 100% correct on your first complete Check. You can keep fixing to learn, but a pass is only logged for a clean first attempt — hit Reset to try again.