Ensure your tiling project is on the level with these Tile Levelling Spacer Bases XL, designed for use in conjunction with Tile Levelling Wedges to prevent lippage when installing 20mm thick outdoor slab tiles and to maintain consistent 3mm grout joints.

Unevenly laid large format tiles are soon to be a thing of the past thanks to this handy Tile Levelling Spacer Bases XL designed for use with Tile Levelling Wedges & Tile Levelling Pliers (sold separately) to form the ultimate tile lippage prevention system. Simply place a Tile Levelling Spacer Base between the joint where two tiles meet, insert a Tile Levelling Wedge, then use the Tile Levelling Pliers to adjust the wedge and voila! You’ve now got perfectly fitted 20mm thick outdoor slab tiles.