Sam Gorman

Estimate kitchen lumens, new light count, lux, and LED watts with credit for lights you already have.

Estimate a ceiling light width from room dimensions and check a table or island fixture range before you shop.

Find chandelier width, hanging height, floor clearance, and drop for a table, dining room, entry, or open room.

Find pendant height, ceiling drop, cord or downrod length, and spacing for island, bar, counter, or dining table lights.

Estimate a downlight light circle or needed beam angle using ceiling height, surface height, and optional spacing.

Plan recessed downlight count, grid spacing, wall offsets, and rough foot-candle brightness for a room in feet.

Estimate ceiling light fixture count, rows by columns, spacing from walls, and maintained foot-candles for a rectangular room.

Estimate ceiling light count, rows, columns, spacing, wall offsets, and average brightness for a rectangular room.

Calculate a valid LED strip cut length from your space, cut-mark spacing, units, and fit choice.

Calculate LED strip density, spacing, and estimated LED count from count, length, density, or spacing.