Altro Patch™


Two-part, rapid curing epoxy repair mortar, used to fill voids or adjust surface levels prior to the installation of a resin surface finish.


Bond Strength BS EN 4264: B3.5.


  • Substrates should be dry, structurally sound and free from contamination, friable materials or laitance which may affect either the adhesion or penetration of the resin system.
  • All residues of old paint coatings and dust must be removed. Substrates to achieve 26 N/mm² compressive strength (BS EN 12504-2) and surface tensile strength 1.5 N/mm² (BS EN 13892-8:).
  • Substrates must include an effective damp proof membrane and contain residual moisture not greater than 5% by weight (75% R.H.) to BS 8203:2017 (see AltroProof for installations above 75% R.H.).

General information

Uniclass 2015

Pr_20_31_53_26 Epoxy mortarsPrimary


C42/310 Repair mortar

Specification data - Epoxy mortars

Product Reference

Altro Patch


Resin systems

Resin systems