: When propping is required during installation, place a horizontal timber plank along the underside and secure props at maximum 1200mm centers .
: Ensure a minimum 150mm end bearing at each end of the lintel to provide proper structural support. ig-LS-271.7z
: If you are unsure of the load ratio between the outer and inner leaves of your cavity wall, you can contact the IG Technical Team directly for a free scheduling service. Opening the .7z File : When propping is required during installation, place