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Keystone B/K-90 Single Leaf Cavity Wall Lintel 3600mm

SKU

KB936

£218.45 £182.04

Product Information

Keystone B/K-90 cavity wall lintel measuring 3600mm (11ft 10in) in length for substantial openings.
Single leaf design suitable for use with inner leaf concrete lintels on cavity walls.
Requires a tight fitting timber batten to prevent twisting during installation.
Standard duty lintel engineered for reliable structural support.
Available in different cavity width options: B/K-50, B/K-70, B/K-90 to match site requirements.

Details

The Keystone B/K-90 Single Leaf Cavity Wall Lintel is a specialist structural component designed for builders and contractors working on cavity wall projects. At 3600mm in length, it provides dependable support over wide openings and is engineered for compatibility with inner leaf concrete lintels. Please note, this lintel must be installed with a tight fitting timber batten to ensure stability and prevent twisting during use.

Application

This lintel is typically used in cavity wall construction to support masonry above openings such as doors and windows. It is designed to work alongside inner leaf concrete lintels to create a strong, stable framework. The lintel’s single leaf profile suits standard cavity widths and offers a reliable load-bearing solution for structural openings, making it ideal for builders, site managers, and developers focused on quality and compliance.

Dimension

Length: 3600mm (11ft 10in)
Height: 225mm (8.9in)
Thickness: 3.2mm

Material

High-grade steel with a durable finish suitable for structural applications.

Type

Single leaf cavity wall lintel

Remember to specify the correct cavity width variant (B/K-50, B/K-70, B/K-90) to suit your project needs. Images are for illustration purposes only.

More Information

More Information
Type	Single Leaf Lintels
Loading	Standard Duty
Cavity Size	90-105mm
Length	3600mm
Weight	37.080000
Manufacturer	Keystone
Sap Id	KB936

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Delivery Information

Delivery availability

We deliver to most mainland UK addresses. Some postcode areas are excluded – please see the full list below.

Delivery charges

Delivery costs vary depending on your location, the products ordered, and the delivery method selected. All delivery charges are calculated clearly at checkout.

Fuel Surcharge

Information on our added Fuel Surcharge can be found at https://condell-ltd.com/fuel-surcharge-notification

Delivery dates

You can request a preferred delivery date at checkout. While we aim to meet this wherever possible, availability may depend on stock levels and third-party delivery schedules. If your chosen date is unavailable, a member of our team will contact you to arrange an alternative.

Delivery method

All deliveries are made kerbside as standard. For health and safety reasons, drivers are unable to carry materials beyond the kerb. If you have specific access requirements, please contact us before placing your order.

Delivery exclusions

We currently do not deliver to the following postcode areas:

AB16, AB21–22, AB30–AB38, AB41–AB56, BT1–BT94, CA2, CA15, CA28, DD1, DD8, DD9, DG1, DG2, DG10–DG14, DG16, FK18–FK20, GY1–GY9, HS1–HS9, IM1–IM9, IV1–IV5, IV7, IV12–IV13, IV21–IV28, IV30–IV36, IV40–IV56, JE1–JE4, KA1, KA4–KA6, KA14–KA15, KA18–KA21, KA27–KA30, KW1–KW3, KW6–KW17, KY6–KY10, KY13–KY16, LL49, LL58–LL62, LL64–LL78, PA17–PA78, PH11, PH19–PH26, PH30–PH33, PH35–PH38, PH40–PH44, PH49–PH50, PO30–PO41, SA68, SA71, ZE1–ZE3

Important delivery terms

Shortages must be reported within 48 hours and noted on delivery paperwork
All deliveries must be signed for; redelivery charges may apply
Deferred deliveries may incur storage charges
Collected orders are not subject to delivery charges
Returns are subject to a 25% restocking fee (delivery charges excluded)
Made-to-measure items are non-refundable
Reasonable access to the delivery point must be available; additional charges may apply