Bostik A100 Showerproof

Ready mixed gypsum based ceramic wall tile adhesive
Bostik A100 Showerproof product image
Product Overview

Bostik Showerproof is a PVA tile adhesive suitable for use as a thin bed adhesive.


Showerproof can be used for most applications of ceramic wall tiles to a variety of substrates such as masonry, sand cement plaster / render, correctly prepared gypsum plaster, existing tiles, tile backer boards and plasterboard. It is suitable for use in internal dry wall applications, such as kitchens, bathrooms and correctly grouted domestic showers.

Quality and standards

BS EN 12004 : 2001 D1T

  • White in colour
  • Ready-to-use
  • Compatible with gypsum plaster
  • Good initial grab enables tiles to be fixed directly
    to soffits, eliminating the need for battens
  • Extra strength for large size tiles
Open Time

Approx. 20 minutes @ 20ºC

Setting Time

Standard backgrounds: approx. 24 hours at 20ºC
Impervious backgrounds: approx. 72 hours at 20ºC


Approx. 1 litre / m² depending on surface type