Sovereign Hey'Di Barrier Mortar High-Performance Waterproof Repair Mortar 25kg GreenGuard less powerful units

less powerful units

while the built-in alignment and locking mechanism helps maintain accuracy across projects

Excellent adhesion

Cotswold Stone Chippings are designed to enhance the beauty of your garden borders and landscaping projects

even when extended making it easier to mark out your measurements

Sovereign Hey'Di Barrier Mortar High-Performance Waterproof Repair Mortar 25kg GreenGuard less powerful unitsHydrophobic, Non Shrinking Mortar for Waterproofing & Tanking Junctions A high performance, cementitious repair mortar formulated to prevent water ingress at critical junctions. Designed for use as part of the Sovereign HeyDi Tanking System, it creates a durable fillet at wall wall and wall floor joints and can also be used for patch repairs. Its hydrophobic properties and high compressive strength ensure long term waterproofing without shrinkage or