spatterdash

plural spatterdashes

1. A cement-based slurry applied to a wall in order to improve adhesion of the render.

   A spatterdash treatment consisting of a cement:sand slurry may be used over the surface of these bricks to provide a mechanical key for rendering.

   1972, Leslie Albert Ragsdale, Ernest Albert Raynham, Building Materials Technology, page 126

   1 more example

   Spatterdash can be used to produce an attractive appearance, or it can be applied before plastering in order to make a good surface for the plaster or render. Spatterdash is a wet, rich mix of cement and sand, called a slurry. This sand and cement is mixed to a proportion of 1:1,5 or 1:3. This slurry is thrown hard, or spattered, against the smooth block or concrete surface, and then allowed to harden.

   1986, John van Winden, Wolfram Pforte, Fritz Hoherlein, Rural Building: Basic Knowledge, volume 2, page 178

2. singularsingular of spatterdashes (“type of boots”)

present singular third person spatterdashes · participle present spatterdashing · participle past spatterdashed · past spatterdashed

1. transitiveTo apply spatterdash to.