Colored decorative render stands out for its rich color and texture. But efflorescence and color variation are two sharp swords hanging over quality. White bloom stains the surface after efflorescence. Color variation makes walls look uneven in tone. For decorative render, this is not just a strength issue — it is a fatal aesthetic defect.
Cementitious grout may seem like a secondary material, but it plays a critical role in the final look and long‑term durability of tiled surfaces. Yet cracking and efflorescence often appear one after another, becoming persistent quality headaches. Many manufacturers try to solve the problem by simply adding more cellulose ether for water retention, or just
How to solve the problem of efflorescence in exterior wall paint? Analysis: 1. The alkalinity of the substrate is too high, so the coating is applied directly without alkali removal. 2. The wall appears cracked or seeps, and water pours into the putty layer and base layer. Moisture carries alkaline substances from the wall to
