The box lintel has perforations along its length acting as a plaster key. Box lintels are designed to carry the full load of wet masonry as soon as it is installed. Box lintels must have a minimum end bearing of 150mm on each side of the opening, bedded on mortar. It is recommended that lintels are propped to facilitate speed of construction.
Standard Load
BOX/K-100 1050mm
£51.39 Ex Vat
The Keystone BOX/K 100 is a standard load lintel used to support internal openings with 100mm wide solid walls.
