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Birtley  |  SKU: BIRCB90HD/750

Birtley 290-310 Medium Duty Cavity Wall Lintel CB90HD 750mm - 3000mm

Nationwide Delivery in 3-5 WORKING DAYS

  • Delivery: £50 ex VAT
  • FREE DELIVERY OVER £500

Need a next-day or named day delivery? Call Us.

Length
£54.16 Ex VAT
£64.99 Inc VAT
Shipping calculated at checkout.

The Birtley 290-310 Medium Duty Cavity Wall Lintel CB90HD provides robust structural support for openings such as windows and doors, ensuring stability and durability. Constructed from high-quality, hot-dip galvanised steel, this lintel is corrosion-resistant, making it suitable for both internal and external environments. This lintel is available in a variety of lengths from 750mm to 3000mm, offering flexibility for various construction projects that require medium-duty support.


  • Superior life expectancy due to the Supergalv coating.
  • Lack of baseplate and factory fitted insulation reduces thermal bridging.
  • Plaster key to inner-leaf.
  • Galvanised post-fabrication to provide superior paint protection.
  • Structural grade steel to EN10025.

 

External Wall Lintel Load:

Length (mm)  750-1500 1650-2100 2250-3000
Load SWL/UDL value (kN) 36 36 36
Weight (kg/m) 10.1 14 14.4
Height (mm) 141 193 201

 

Requirements for Installation:

This lintel must be bedded fully on bricklaying mortar with a cavity tray. The minimum end bearing for this lintel is 150mm.

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  • Size
    750mm-3000mm
  • Thickness
    141mm
  • Length
    750mm, 900mm, 1050mm, 1200mm, 1350mm, 1500mm, 1650mm, 1800mm, 1950mm, 2100mm, 2250mm, 2400mm, 2550mm, 2700mm, 2850mm, 3000mm
  • Width
    280mm
  • Material
    Galvanised Steel
Need Help? Call our Team on 0115 6976 800

Do You Ship to My Address?

We deliver to most mainland UK addresses. If you are in one of the areas listed below and are unable to checkout, please give us a call to put together a custom quote.

Northern Ireland (BT), Isle of Wight (PO30-37), Isle of Man (IM), Scottish Highlands and Orkney Isles (PA, ML, EH, KA, G, KY, PH, DD, AB, IV, KW), Outer Hebrides and the Shetland Isles (HS, ZE) will incur additional charges and may also experience delivery delays.

How Much Will My Delivery Cost?

You can work out the cost of delivery on your order before checkout by heading to our Delivery Info page.

How Long Will Delivery Take?

We aim to deliver your items in 3 - 5 Working Days unless otherwise specified (eg - Sheds and Paving Kits). After you have placed your order, we will process your order and book a delivery day - which will then be sent to you via Email.

If have a specific request, please do give our team a call on 01156976800 and we will do our best to help.

What If I Need to Return Something?

If for any reason you wish to return your purchase, we will offer a refund or an exchange as long as this is requested within 14 days of receiving your order.

A manufacturer’s restocking charge may also apply on certain products such as non-stock items, which may be up to 30% of the purchase price, and you will be notified of this amount when you request a refund or exchange.

For full information visit our Returns Policy.

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