The Catnic Internal Wall Box Lintel Standard Duty Black is manufactured from high-quality steel. The duplex corrosion protection ensures optimum durability and longevity on any circumstances. The specially formulated design provides the best thermal performance on separate lintels. This product measures 1500 x 143 x 100mm (L x H x W) whilst offering the same stable installation benefits of a traditional cavity wall. The lintel range delivering industry-leading linear thermal transmittance Psi values of 0.02 to 0.05 W/mK and safe working loads.
- Duplex Corrosion Protection
- Built-in Plaster Key
- Standard lengths are available in increments of 150mm at lengths up to 3000mm, 300mm at lengths from 3000mm to 4800mm (including 4575mm, but excluding 4500mm).