Keystone BOX/K-200 Solid Wall Box Lintel 1200mm

The Keystone BOX/K-200 is a robust solid wall box lintel designed for supporting internal openings in 200mm wide solid masonry walls. Ideal for builders and site managers tackling standard load-bearing projects, this lintel offers reliable strength combined with practical features such as plaster key perforations. Please note that lintels must be installed with proper end bearings and propped during construction to ensure safety and performance.

Application

This box lintel is commonly used to support brick or blockwork above doorways and window openings within solid walls ranging from 100mm to 215mm in thickness. It is suitable for standard duty loads typical in residential and light commercial building projects. The perforated design allows plaster to key in securely, improving finish adhesion and structural integrity.

Dimension

• Length: 1200mm (47¼in)
• Height: 150mm (5¾in)
• Width: 200mm (7⅞in)
• Minimum end bearing: 150mm (5⅞in) each side

Material

• Galvanised steel with perforations for plaster keying

Type

• Box lintel for solid masonry walls

All lintels must be bedded on mortar with minimum end bearing as specified. For optimum results and site safety, lintels should be propped during construction. For further technical advice or assistance selecting the right lintel, please contact our sales team.