tuffflow jointing mortar demonstration
https://player.vimeo.com/video/806002049
tuffflow is a permeable jointing mortar used to create SuDS permeable joints. Allows water to flow freely through the joints and a SuDS permeable bedding such as tuffbed 2-pack to help prevent any moisture-related issues commonly found with traditional methods.
A step-by-step guide to how to mix and use tuffflow.
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