Safeguard Stormdry Repointing Additive No.1 500ML

Stormdry Repointing Additives are designed to enhance the waterproofing characteristics of mortar mixes used for repointing. They are diluted with water before being used as a gauging solution. Two types are available: Stormdry Repointing Additive No. 1 - This contains a blend of silanes and siloxanes (similar to those found in Stormdry Masonry Protection Cream). These block water ingress whilst still allowing the mortar to breathe. Stormdry Repointing Additive No. 2 - This repointing additive is polymer modified giving allowing it to impart excellent waterproofing characteristics to repointing mortars and enhanced bonding characteristics between the brick/stone and the mortar. Unlike Stormdry Repointing Additive No. 1 this additive does not allow the mortar to breathe. Additive No.1 is breathable 500ml concentrate to be diluted Compatible with Stormdry Cream Add to sand:cement/sand:lime mortar British Board of Agrement (BBA) Approved