What the inside of a steel house looks like while it is being finished

Every photograph on this page was taken on site by the crew that did the work, and carries the date it was taken. Nothing here is a rendering, a show home or a stock photograph.

In brief

Between 12 and 30 July 2026, the interior of a K&K panelized steel home near Branson, Missouri went from bare sheathing to finished rooms. The photographs below run in the order they were taken: floors covered and heated, a levelling compound floated over them, wall panels lined and windows set, bathroom walls waterproofed and tiled, and rooms handed over with lighting in place.

One thing is visible in the dates that a finished-house photograph never shows: the rooms did not finish together. On 12 July one room already had its wall panels, ceiling and lighting in, while rooms photographed twelve days later were still bare sheathing. Interior fit-out here ran room by room rather than trade by trade across the whole house.

12–30 July 2026Dates covered by the photographs on this page

Underfloor heatingHeating cable laid before the finish floor went down

Room by roomRooms reached finish at different dates, not together

15 photographsSelected from the dated field record of this build

12 and 24 July 2026

What the shell looks like before fit-out starts

Inside the closed shell the wall faces are sheathing board, the window and door openings are formed but not yet trimmed, and the services are roughed in. The first photograph is the exception that sets up everything below it: taken on 12 July, it is a room that had already been lined, lit and finished while its neighbours had not been started.

Finished interior room with white wall panels, a window and an open doorway to a second room, 12 July 2026 — 12 July: one room already lined and finished, with the doorway open to the next.

Interior room lined with oriented strand board sheathing, an electrical panel recessed in the wall and a door opening onto an outdoor deck, 24 July 2026 — 24 July: the same house elsewhere — sheathing, a recessed panel, and a door onto the deck.

24 July 2026

What goes down before the floor you walk on

The floor build-up is the part of a house nobody photographs once it is finished, and it is the part that decides how the house feels to live in. Here the panels are covered with protective sheeting while other trades work, and in the wet rooms an electric heating cable is laid out on a membrane mat before anything is tiled over it. Underfloor heating is a decision that has to be made before the floor closes; after that it is not a retrofit.

Clear protective sheeting laid across finished floor panels in a sheathed room, with a door threshold at the near edge, 24 July 2026 — Protective sheeting over the floor panels while the rest of the fit-out runs.

Worker bending to smooth protective sheeting across a floor in a sheathed interior room, 24 July 2026 — The sheeting going down, corner by corner.

Electric underfloor heating cable laid in a serpentine pattern across a membrane mat in a bathroom, with pipe stubs standing at the far wall, 24 July 2026 — Underfloor heating cable set out on its mat in a bathroom, pipe stubs already standing.

Large white floor panel laid across a room lined with oriented strand board sheathing, 24 July 2026 — Floor panels laid out across a room still in sheathing.

25 July 2026

Why a factory-built floor still gets levelled on site

The panels arrive flat, but the house they land on sits on individual piers on a slope, and the joints between panels are where the tolerances add up. A topping compound is floated across the whole floor and left to cure, which is why these photographs show a crew kneeling on offcuts rather than walking on the surface they have just finished.

Worker kneeling on board offcuts while floating a grey topping compound across a floor, a second worker working behind, 25 July 2026 — Floating the topping, kneeling on offcuts to stay off the wet surface.

Levelled grey floor topping running across two sheathed rooms towards window openings, 25 July 2026 — The topping run out across the rooms, curing.

Finished grey floor topping in a sheathed room with window openings looking out to a stone retaining wall, 25 July 2026 — The same floor from the other side, window openings still untrimmed.

27 to 30 July 2026

How a bare room becomes a finished one in about a week

The last sequence is the one people recognise. Wall panels with a finished face go over the sheathing, windows are set and taped, ceilings are lined, and lighting goes in. In the bathrooms the walls are waterproofed and then tiled with levelling clips holding each tile flush while the adhesive sets. Six days separate the first photograph in this group from the last.

Room lined with white wall panels with windows installed, a step ladder and offcuts on the floor, 27 July 2026 — 27 July: panels up, windows in, the room still a workspace.

Bathroom walls tiled over a red waterproofing membrane with orange levelling clips holding each tile flush, 28 July 2026 — 28 July: bathroom walls tiled over the waterproofing, levelling clips still in place.

Finished room with a lined ceiling, recessed downlights and glazed doors to the outside, 29 July 2026 — 29 July: ceiling lined, downlights in, glazing to the outside.

White panelled room with a dark ceiling beam detail, a window and a step ladder standing in the middle, 29 July 2026 — The same day, a room away: panel walls with the ceiling beam detail run out.

Finished bedroom with a wood-grain lined ceiling, white wall panels and two windows looking onto the site, 30 July 2026 — 30 July: a finished room, eighteen days after the first photograph on this page.

About the people in these photographs. Faces have been obscured where anyone is identifiable. Nothing else in the frames has been altered, removed or staged — the clutter, the offcuts and the half-finished work are what the site actually looked like on those dates.

Where this sits in the build

This is the interior stage of one house. The structural stage that came before it — the cold-formed steel floor going up on pier foundations over three days in May — is photographed the same way, from the same field record.

How to cite this page. K&K Data Service Inc., “Interior Fit-Out, Room by Room”, build record for a panelized steel home, Stone County, Missouri, photographed 12–30 July 2026. Published 23 August 2026 at https://www.kkdatasvc.com/house/build/interior-fit-out/

Photographs are field records captured through K&K Field Logger, each carrying its own capture timestamp. Reuse with attribution to K&K Data Service Inc.