Naylor S4 100 x 100 High Spec Concrete Lintel
The Naylor S4 Concrete Lintel is part of the Hi-Spec Range and provides reliable support for masonry openings where a compact concrete section is required. Measuring 100 x 100mm, the reinforced concrete lintel provides dependable load-bearing performance while remaining practical to handle and install. Available in four lengths from 1200mm to 2400mm, the Naylor S4 Lintel is suitable for a range of building projects.
Specifications
| Product range | Naylor S4 – Hi-Spec Range |
| Product codes | S41200, S41500, S41800, S42400 |
| Dimensions | 100 x 100mm |
| Length options | 1200mm, 1500mm, 1800mm, 2400mm |
| Weight | 23kg/m |
| Unfactored load (700mm clear span) | 15.77kN/m |
| Finish | Extruded concrete finish suitable for plastered applications |
| Foundation use | Yes |
| Fire resistance | 30 minutes |
Key design features
The 100 x 100mm reinforced concrete section provides a compact option within the Hi-Spec Range. Its extruded concrete finish is suitable for plastered applications, while the consistent section size helps with accurate positioning during installation.
Benefits
- Compact section provides reliable structural support.
- Reinforced concrete construction provides long-term durability.
- Available in four lengths to suit different opening sizes.
- Suitable for foundation use.
- Provides 30 minutes of fire resistance.
Applications
The Naylor S4 Concrete Lintel is suitable for supporting masonry above doors, windows and other structural openings in residential and light commercial projects where the specified span and load are within the lintel’s stated capacity.
For projects requiring a deeper high-spec profile for heavier loads, view the Naylor R6 100×140 High Spec Concrete Lintel.
Explore More
Explore other models in our High Spec lintel Range, including R6, R7, R8 and R9 lintels, designed for higher load requirements and larger openings.
Contact Us
For advice, load data, or UK-wide delivery, contact Castings Drainage for expert support.





