Porter's Cement Crack Sealer is for use prior to painting with Boncote Cement Paint over new cement render or bagging that shows non-structural hairline cracking

This product is design for use under Boncote Cement Paint, where hairline cracking in the substrate can be evident if the surface is wet or damp.

Features & Benefits

Dries clear
Bridges cracks up to 0.3mm
Water wash up
Remains flexible throughout its life


Approximately 12-14m² per litre, depending upon porosity, surface texture and wastage rates.


Available in 4 litres