James Hardie Gravis™ Mortar is a 20kg levelling mortar used to create a stable base for the first course of Hardie™ Gravis™ Panel, helping installers achieve accurate alignment and secure panel placement from the start of the wall system. ✓ Designed for Hardie™ Gravis™ Panel installations ✓ Used as a levelling mortar bed for the first course ✓ Helps create a straight, stable starting point ✓ Supports accurate panel alignment during installation ✓ Suitable for trade site use in Gravis wall system builds ✓ Part of the complete Hardie™ Gravis™ Panel system A practical installation mortar for builders and installers setting out Hardie™ Gravis™ Panel wall systems where a level and reliable first course is required. Specifications • Pack size: 20kg • Application: Levelling mortar bed • Use: First course placement of Hardie™ Gravis™ Panel • Compatibility: Hardie™ Gravis™ Panel wall systems • System: Hardie™ Gravis™ Panel accessories