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About Stressline

Celebrating 50 years at the forefront of the structural building products sector, Stressline continues to innovate, focusing on delivering to market requirements and supporting Howarth Timber Builders Merchants with a growing array of everyday and bespoke products.

A family-owned and operated business, Stressline continues to manufacture all its market-leading products at one location in Stoney Stanton, Leicestershire, providing fast turnaround on orders and accountable product quality and the ability to mix loads. Stressline has recently extended its portfolio of pre-stressed concrete lintels, with the addition of a new range of high strength units and a range of the popular fair face concrete lintels, all of which are detailed in a downloadable lintel guide.

Prestressed Concrete Lintels & Padstones
Stressline Limited’s Prestressed Concrete Lintels comprise Standard, High Strength and Fair Faced, all of which are manufactured using machinery and processes designed by their own engineers, enabling high volumes of consistent quality products, at competitive prices.


They are easy to install and suitable for a variety of applications including internal partitions, external cavity walls and applications such as garages. 

The range of High Strength Pre Cast Padstones provide the ideal bearing for Stressline’s Prestressed Concrete Lintels and can be used in any orientation. 

Beam & Block Floors
Stressline’s Prestressed Concrete Beams for Beam & Block Flooring offers a traditional suspended flooring solution accommodating a variety of loading conditions, for both ground and upper level floors.