The Keystone HDK 90 is a heavy-duty load lintel that is 1800mm in length and is used to support openings with cavity widths of 90-105mm. Blockwork built tight against the inner face of the lintel. Place mortar bed on top of blockwork before floor units are laid to provide even distribution of load. It is recommended that lintels are propped to facilitate speed of construction.
- Outer Leaf 102mm
- Inner Leaf 100mm
- Lintels may be propped to facilitate speed of construction