Birtley Group was founded in 1965 and is home to three of the UK construction industry’s most trusted names: Birtley, Bowater Doors and Expamet. All three brands work side-by-side within the group, each continuing to develop and market its own well established range of products.

A steel Lintel specialist Birtley commissioned and built a brand new plant in 1996 making it one of the most advanced facilities for hot dipped galvanizing across the whole of Europe.

Birtley currently offer a range of brands which are used across the construction industry, these include:

• Supergalv Lintels – hot-dipped galvanized AFTER manufacture for exeptional durability.
• Dupatherm Lintels – A fully customisable thermal bridging solution offering over 75% less heat loss than standard lintels.
• Special Lintels – Custom made products designed and manufactured to your individual requirements.

Our range of products include:

Cavity wall Eaves Lintels

• 50-85mm cavity
• 90-125mm cavity
• 130-175mm cavity

Cavity wall lintels

• 50-65mm cavity
• 70-85mm cavity
• 90-105mm cavity
• 110-125mm cavity
• 130-145mm cavity
• 150-165mm cavity

• 50-65mm cavity wide inner leaf
• 70-85mm cavity wide inner leaf
• 90-105mm cavity wide inner leaf
• 110-125mm cavity wide inner leaf
• 130-145mm cavity wide inner leaf
• 150-165mm cavity wide inner leaf

• 50-65mm cavity wide outer leaf
• 70-85mm cavity wide outer leaf
• 90-105mm cavity wide outer leaf
• 110-125mm cavity wide outer leaf
• 130-145mm cavity wide outer leaf
• 150-165mm cavity wide outer leaf

Single leaf external walls

• Light duty meter box lintel 100mm brick
• Standard duty external wall lintel 100mm brick
• Heavy duty external wall lintel 100mm brick
• Extra heavy duty external wall lintel 100mm brick
• Extreme duty external wall lintel 100mm brick

Single leaf internal walls

Non load bearing walls:

• Light duty internal wall lintel 100mm block
• Medium duty internal wall lintel 100mm block

Load bearing walls:

• Standard duty internal wall box lintel 100mm block
• Heavy duty internal wall box lintel 100mm block
• Extra heavy duty internal wall box lintel 100mm block
• Extreme duty internal wall box lintel 100mm block
• Standard duty internal wall box lintel 140mm block
• Heavy duty internal wall box lintel 140mm block
• Extra heavy duty internal wall box lintel 140mm block
• Extreme duty internal wall box lintel 140mm block

Solid wall lintels

• Standard duty solid wall lintel 200-215mm wall
• Heavy duty solid wall lintel 200-215mm wall
• Extra heavy duty solid wall lintel 200-215mm wall
• Extreme duty solid wall lintel 200-215mm wall

Timber frame lintels

• 50-65mm cavity
• 70-85mm cavity
• 90-105mm cavity
• 110-125mm cavity
• 130-145mm cavity
• 150-165mm cavity

We also offer a comprehensive free technical support service as forever changing regulations make lintel specification ever more complex, our highly experienced team is here to take the problem away from builders and specifiers:

Our support includes:

• CAD lintel schedules from drawings supplied
• Structural calculations for building regulations approval
• Test reports on lintels covering loading, fire resistance and other factors
• Advice on use of steel lintels in unusual situations such as reduced end bearings
• Detailed drawings to illustrate lintel usage in any particular situation

contact our technical support team now on:

Tel: 0191 411 2564     

Fax: 0191 411 2558     

email: lintel.technical@birtleygroup.co.uk

 

For more technical information please visit our website at www.birtleylintels.co.uk or visit our literature section here on BPI