Engineering Standards

Architectural & Renovation Calculators

Instant precision models for paint volume, tile substrates, wallpaper repeats, photometric lumens, dimension conversions, and ergonomic walkways.

CALC 01 // COATINGS

Paint Coverage & Primer Volume

Calculates required liters taking into account wall perimeter, ceiling height, openings, and coat density.

Perimeter (m)

Height (m)

Coats

Openings (m²)

7.6 L

Recommended: 2 × 4-Liter Cans

CALC 02 // SUBSTRATE

Tile & Hardwood Box Estimator

Includes standard layout cuts and herringbone pattern waste allowances with box rounding.

Net Area (m²)

Pattern Waste

Box Yield (m²)

Price/Box ($)

22 Boxes

Gross Area: 35.2 m² • Est. Cost: $1,210.00

CALC 03 // SURFACE TEXTURE

Wallpaper Roll Calculator

Computes double rolls needed based on Euro standard 10.05m × 0.53m dimensions and drop repeat.

Wall Width (m)

Wall Height (m)

Pattern Repeat (cm)

Roll Length (m)

3 Rolls

Yields 8 drops with pattern alignment safety

CALC 04 // PHOTOMETRIC

Lighting Flux & Fixture Density

Determines lumen requirements per European EN 12464-1 indoor lighting guidelines.

Room Area (m²)

Target Lux

Lumens/Bulb

Ceiling Height (m)

6,600 lm

Requires approx 9 × 800-lumen fixtures

CALC 05 // METRIC & IMPERIAL

Room Dimension & Area Converter

Instantly convert between metric meters/m² and imperial feet/sqft.

Length (Meters)

Width (Meters)

17.10 m²

≈ 184.06 sq ft (14.76 ft × 12.47 ft)

CALC 06 // ERGONOMICS

Corridor & Ergonomic Clearance

Evaluates whether your room corridor width meets Neufert architectural pass-through minimums.

Total Room Width (cm)

Furniture Depth (cm)

160 cm Walkway

Rating: Optimal (Exceeds 90cm minimum standard)