Decision laboratory

When it works, why it stops, what to try first.

The screened lanai with no air in it. The plan stays the plan. This page records the activity, the trial, and the decision. A blank stays blank.

Not saved yet.

Mode

Property

These labels do not change the wind, salt, or sun model.

Read this room

Room Lab’s reading, measured here rather than reported: the hours you want out of the room, what takes them, and what to try first for nothing. It reads a whole year, so it waits until you ask.

Preliminary

Preliminary

The first activity is not one the exposure model already answers, so no hours are printed.

Governing unknowns

None marked as able to change the answer.

Safest reversible test: change the time or the seat before buying anything. Do not buy anything yet.

Zones on the plan: 1. Spots: 1.

Activity

    What actually happened

      Scenario laboratory

      Baseline is the scene as it is. It cannot be deleted. A captured year is model-derived and goes stale when the plan’s revision changes.

      • BaselineUnknown No year read yet.

      Add a scenario

      No option has been added beside the baseline.

      Minimum useful intervention

      Nothing that was read improves the useful hours.

      Do not buy anything yet.

      • Test it. No purchase, or something you already have.
      • Make it work. Buy only what a test showed was necessary.
      • Build it in. Only after the activity survives a season.
      • Leave it as it is. — this is the one the readings support.
      • Change the time.
      • Change the activity.
      • Use another zone.
      • This space has no reliable window for this activity.

      Decision

        Earned outdoor hours

        Not a scientific standard. Modeled and observed stay in separate lines.

        • Modeled available hours: not read onto this sheet
        • Desired hours: not stated
        • Observed used hours: not stated
        • Observed minus predicted: not comparable yet
        • Not enough cost data. A cost band without a recovered-hour figure, or no band at all, is not turned into a rate.
        • Not enough maintenance data to compare hours with upkeep.

        Setup friction. Setup was not described. No setup-hour figure was entered.

        Reset friction. Reset was not described. No reset-hour figure was entered.

        Maintenance load. Not enough maintenance data to compare hours with upkeep. No maintenance hours were entered.

        Seasonal resilience. Read from the scenario comparison, not from this panel. A summer gain is not allowed to hide a winter loss. See the comparison.

        Privacy stability. Not scored here. Privacy stays on the sightline reading. This panel does not invent a privacy score.

        Route integrity. Not scored here. A route conflict is named on the scenario. Silence is not a clear route.

        Weather recovery. Not a forecast. Observed hours are what you recorded. Modeled hours are what the geometry produced.

        Evidence coverage. 0 observation(s), 0 scenario(s) with a year read. Each figure above names whether it was modeled or observed.

        Unresolved unknowns. None listed. No open unknowns were passed in.

        Reversibility. Read from the chosen scenario. Permanent work is not recommended from this panel alone.

        Why this result

        No single percentage. The drivers are the list.

        • Unknown 1

        Continue in Room Lab

        A file you download. Nothing is sent. Coordinates are not in it.

        Print

        Project demo-screened-lanai-still. Schema 7. Model 2026.09.3. Application RFD-OA-001. Units imperial. 2026. Assumptions stay labelled. Unknowns stay unknown.