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Keystone B/K-50 Single Leaf Cavity Wall Lintel 4500mm

SKU

KB545

£245.00 £204.17

Product Information

Keystone B/K-50 single leaf cavity wall lintel, 4500mm (14ft 9in) length for robust structural support.
Specifically designed to be used with inner leaf concrete lintels for reliable cavity wall construction.
Requires tight fitting timber batten to prevent twisting during installation.
Suitable for standard duty load applications, ideal for builders and site managers.
Part of the B/K range, available for various cavity widths including 50mm, 70mm, and 90mm; bricks and other accessories sold separately.

Details

The Keystone B/K-50 single leaf cavity wall lintel is a trusted choice for contractors needing dependable support in cavity wall construction. At 4500mm long, this lintel is engineered for standard duty load applications and is designed to be used alongside inner leaf concrete lintels. Please note that this lintel requires a tight fitting timber batten to prevent twisting during installation, ensuring structural integrity.

Application

This lintel is ideal for use in cavity wall builds where a single leaf lintel is required to span openings such as windows and doors. It supports the masonry above while working in conjunction with an inner leaf concrete lintel, making it suitable for residential and commercial developments. The product is tailored for builders, site managers, and developers who prioritise reliability and ease of installation on serious projects.

Dimension

Length: 4500mm (14ft 9in)
Height: 225mm (8.9in)
Thickness: 3.2mm

Material

High-quality steel suitable for structural lintel applications

Type

Single leaf cavity wall lintel

Please ensure the lintel is installed with a tight fitting timber batten to avoid twisting, as specified by the manufacturer. Accessories and bricks are sold separately. Images are for illustration purposes only.

More Information

More Information
Type	Single Leaf Lintels
Loading	Standard Duty
Cavity Size	50-65mm
Length	4500mm
Weight	44.090000
Manufacturer	Keystone
Sap Id	KB545

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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