Chimney work is seasonal and urgent — the site has to handle both
Chimney demand spikes hard in fall and after the first cold snap, and again any time there is a chimney fire in the area. Those two visitors are not the same person. One is planning a sweep and inspection before the holidays; the other has smoke in the house and is calling the first company that answers.
A site that serves both puts the phone number and tap-to-call in front of the emergency caller within a second of the page loading, while giving the planner enough detail — what an inspection level actually covers, what a reline is, what a crown or cap repair involves — to book with confidence.