Double Height House

Location: New Jersey
Type: Residential
Year: 2026

A 6,300 square foot new build with a cathedral primary suite and a double-height living room, laid out across two floors and calculated room by room. Tunable white trimless downlights run on DALI-2 through the house control system.

Scope: First and second floors
Systems: Tunable white trimless downlights, DALI-2 DT8 drivers, IC housings

Layout and footcandles

The plan, and the light it delivers.

Footcandles

0102030405060+

First floor, lighting layout with every fixture placed and tagged — First floorDrag the handle to compare the layout with its footcandle study

Second floor, footcandle study of the same plan, with room averages and minimums — Second floorDrag the handle to compare the layout with its footcandle study

Second floor, lighting layout with every fixture placed and tagged — Second floorDrag the handle to compare the layout with its footcandle study

Calculated results

Every room against its target.

Measured at the plane where the task happens: counters and desks at working height, halls and stairs at the floor.

Calculated maintained illuminance by room, in lux
Room	Plane	Target lx	Average lx	Minimum lx	Uniformity
Kitchen	3.0 ft above floor	300	614	250	0.41
Living Room (open to below)	2.5 ft above floor	150	640	372	0.58
Foyer (open to below)	Floor	100	498	417	0.84
Dining	2.5 ft above floor	150	594	275	0.46
Family Room	2.5 ft above floor	150	679	476	0.7
Entry Vestibule	Floor	100	545	382	0.7
First Floor Hall	Floor	100	725	342	0.47
Guest Bedroom	2.5 ft above floor	100	381	147	0.39

Maintained values from the issued calculation report. Uniformity is minimum over average.

In the package

Lighting layout, first floorE-01
Lighting layout, second floorE-02
Illuminance plan, first floorE-01L
Illuminance plan, second floorE-02L

RCPIlluminanceCalc reportBOM

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