Homeowners picture fireplace installation as one dramatic delivery day. In practice it’s a sequence, mostly quiet, occasionally dusty, and knowing the stages turns a mysterious project into a predictable one. Using the most common project (new direct-vent gas) as the spine:
Stage 1: assessment and design
We look at the wall you’re imagining, and the truths behind it: framing, what’s above (venting path), gas line distance and meter capacity, and clearances per the appliance’s listing. This is where type and model lock in, and where honest surprises surface early, the second-floor bedroom above your chosen wall changes the venting math, better to know now.
Stage 2: permits
Gas appliance + venting = permitted work in metroplex cities, the full permit picture. We file; the timeline runs days-to-weeks by city and season, and it overlaps with appliance lead time, so it rarely delays anything.
Stage 3: rough-in (the dusty days)
Stage 4: set and finish
The appliance sets into its cavity, connects, and then finish work wraps it: surround, hearth, mantel, drywall or stone. Finish is the schedule’s accordion, tile availability and stone masons move timelines more than anything mechanical.
Stage 5: commissioning
First burn with the installer present: ignition chain, flame pattern, blower, venting draft verified, remote programmed, and the city’s inspection signed off. You get the manuals, the warranty registration, and the walkthrough, then it’s yours.