ASTM C1403

Full Name

ASTM C1403 – Standard Test Method for Rate of Water Absorption of Masonry Mortars


This test method covers a standardized laboratory procedure for determining the relative water absorption by capillary uptake (wicking) characteristics of masonry mortars.

This test method is not applicable for determining the effectiveness of water repellent coatings.


absorption; absorption rate; masonry mortar; water repellent