Concrete Lintel – Prestressed – Structural Support

Product Overview

This 100mm wide x 140mm high prestressed concrete lintel, measuring 1800mm in length, is engineered for extended spans in blockwork construction. Crafted from high-strength concrete and reinforced with prestressed steel wires, it delivers dependable structural support for brickwork over doors and windows.

The textured finish enhances mortar adhesion, ensuring a secure bond with surrounding masonry. Thanks to prestressing technology, the lintel offers enhanced load-bearing capacity while maintaining compact section dimensions, making it suitable for light to medium-duty applications.

This lintel is designed to withstand weathering and corrosion, providing a long service life with minimal maintenance once installed. At 1800mm, it is ideal for patio doors or large windows, offering strength and longevity in residential constructions.

Features & Benefits

• High-strength construction: Made from dense, durable concrete reinforced with prestressed steel wires.
• Improved bond: Textured finish enhances mortar adhesion for secure placement.
• Durable performance: Resistant to fire, rot, and corrosion, ensuring long-term reliability.
• Wide section: 100mm width and 140mm height providing capacity for medium to heavy blockwork loads.
• Extended span application: 1800mm length is designed for supporting wide blockwork openings such as patio or French doors.

Applications

• Patio doors: Provides safe support for masonry above wide glazed doors.
• Large windows: Ensures load-bearing performance over extended window spans.
• Residential projects: A standard choice for homes requiring long, uninterrupted openings.
• Structural spans: Designed for wide apertures where blockwork carries heavy loads.

Installation Guidance

• Support requirements: Ensure a minimum bearing of 150mm at each end of the lintel.
• Placement: Position level and central over the span with full mortar bedding.
• Handling: Lift carefully using safe manual or mechanical methods; avoid impact damage.
• Compatibility: Use with standard brick or block masonry and ensure adequate cover with mortar.
• Protection: Protect from site damage and ensure proper curing in exposed conditions.

• Material: Dense concrete reinforced with prestressed steel wires.
• Finish: Textured surface for improved mortar adhesion.
• Load Capacity: Suitable for medium to heavy blockwork loads.

FAQs

• Q: What is the minimum bearing requirement?
  A: A minimum bearing of 150mm at each end is required.
• Q: Is the lintel suitable for outdoor use?
  A: Yes, it is resistant to weathering and corrosion.
• Q: Can this lintel support large windows?
  A: Yes, it is designed for large window spans and provides excellent load-bearing performance.