Ok, I’ve understood.
The NAG levelling pads for levelling the substructure ensure durability and effectiveness over time.
Available in three thicknesses (2, 3 and 5 mm), they can also be stacked to obtain different thicknesses, effectively levelling the patio substructure.
Made of black EPDM.
ANTI-VEGETATION TARP FOR SUBSTRATES
BUTYL ADHESIVE TAPE
GRANULAR RUBBER SUBSTRATE
ADJUSTABLE SUPPORT FOR TERRACES