Penlabs · Precision in light
Design light with the precision of a system.
Most homes treat lighting as an afterthought. We engineer it from the first sketch, exact lumens, fixture counts, spacing, cost and energy, all to the Pen Homes standard.
Complete Calculator
Fixtures, spacing, layered zones, cost & energy. The full plan.
Room Designer
Draw any shape to scale. L, T, or freeform and see the light.
Projects
Plan a whole home. Roll up fixtures, lumens and cost.
From Code to Concrete
The Architecture of Intelligence
Most homes are built as static structures, with technology bolted on later. At Pen Homes we build living systems by fusing high-end architectural design with native smart-home logic from the first sketch. This calculator is a glimpse of that rigour, shared freely.
Architects think in spaces.
Engineers think in systems.
Pen Homes thinks in integrated living.
One ecosystem
Designed, curated, and built in-house
The Architect
Pen Homes
The Shop
Pencasa
The curated boutique for the smart products used in Pen Homes projects, chosen to the same standard.
Coming soonThe Lab
Penlabs
The lighting hardware we manufacture when nothing off-the-shelf meets the standard. The fixtures this very tool specs.
Coming soonIntentional, invisible technology
Engineered accuracy
Industry standard formulas, adjusted for ceiling height and natural daylight.
Layered by design
Ambient, task and accent layers planned the way a designer actually lights a room.
Cost & energy clarity
Up-front cost, annual running cost, CO₂ and the payback of going LED.
Tuned for every space
Pre-configured lighting levels for all common rooms, plus custom.