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Terracotta Jali Designs for Kerala Homes — 19 Patterns Explained

Cornation Clay Team·28 May 2026·5 min read
Terracotta Jali Designs for Kerala Homes — 19 Patterns Explained

Jali screens aren't just decorative. They provide ventilation, privacy, and light control that no metal grill or glass window can match. Here's a guide to all 19 patterns.

What Is Terracotta Jali?

Jali (also spelled jaali or jalee) is a perforated screen — traditionally in stone or terracotta — used in Indian architecture to control light, ventilation, and visibility. In Kerala homes, terracotta jali is most commonly found in:

  • Compound walls and boundary screens
  • Balcony railings
  • Above windows and doors (ventilation panels)
  • Interior partition screens
  • Courtyard walls

Dust-Process vs Wet-Process Jali

Dust-process jali (15 patterns): Lighter, slightly more uniform. Better for interior use and light colour.

Wet-process jali (4 patterns): Slightly heavier, deeper terracotta colour. Better for exterior use in coastal or high-humidity areas.

Our 15 Dust-Process Patterns

  1. Amber — Geometric diamond with circular cut. Most popular for compound walls.
  2. Opal — Oval openings in grid pattern. Good for coastal breeze areas.
  3. Petal — Flower petal openings. Preferred for interior partition screens.
  4. Zebra — Horizontal stripe cuts. Creates dramatic light/shadow at specific sun angles.
  5. Camp — Diamond with triangular cuts. Heritage look.
  6. Lilly — Lily flower cutout. Traditional Kerala pattern.
  7. TV — Square with rounded corners. Modern minimalist style.
  8. Zebra 2 — Wider stripes than standard Zebra. Better airflow.
  9. Cubic — 3D cube illusion pattern. Architectural feature walls.
  10. Slice — Vertical slice cuts. Clean, contemporary look.
  11. Pearl — Circular pearl pattern. Feminine, elegant feel.
  12. Topaz — Hexagonal pattern. Honeycomb effect.
  13. Edan — Abstract organic pattern. Interior art pieces.
  14. Triangle — Triangle cutouts in offset grid. Geometric art deco.
  15. Ventilator — Maximum airflow pattern. Above windows and doors.

4 Wet-Process Patterns

  1. Wet Petal — Deeper, bolder version of Petal.
  2. Wet Pearl — Heavier version for outdoor compound walls.
  3. 5-Hole — Five-opening pattern. High airflow.
  4. Diamond Wet — Standard diamond in wet-process clay.

Choosing the Right Pattern

Use CaseBest Pattern
Compound wall privacy screenAmber, Zebra
Maximum ventilationVentilator, 5-Hole, Opal
Interior partitionPetal, Cubic, Edan
Heritage/nalukettu homeLilly, Camp, Diamond
Modern villa/hotelSlice, TV, Topaz
Balcony railingPearl, Zebra, Amber

Installation Notes

  • All jali panels: 8×8 inches (standard) or 9×6 inches
  • Mortar bedded, same as brick laying (1:4 cement:sand)
  • Order 15% extra for edge cutting
  • Custom jali patterns available (200 pcs minimum)
#jali designs#terracotta jali#Kerala architecture#vastu

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