Fabl. Design
Facade / Cement plaster finish

Stucco

Definition

An exterior plaster of cement, sand, lime, and water applied in coats over lath or masonry.

SheathingWeather barrier + lathScratch coatBrown coatFinish coat
Fig. 269 — Stucco: schematic studyNOT TO SCALE
Illustrative photograph of stucco
Illustrative study — Stucco · AI-generatedSAMPLE IMAGE

Structural & construction notes

Modern stucco walls need a drainage layer and weep screed at the base. Trapped water behind poorly detailed stucco is a common cause of rot.

Frequently Asked Questions

An educational reference. Project-specific design requires professional guidance.