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Keystone B/K-50 Single Leaf Cavity Wall Lintel 4800mm

SKU

KB548

£260.26 £216.88

Product Information

Keystone B/K-50 single leaf cavity wall lintel, 4800mm (15ft 9in) length for robust support.
Designed specifically for use with an inner leaf concrete lintel and tight-fitting timber batten to prevent twisting.
Suitable for standard duty loads in cavity wall construction.
Lintel height 225mm and thickness 3.2mm, engineered for reliable structural performance.
Note: Must be used in conjunction with timber battens; specify cavity width when ordering (e.g. B/K-50, B/K-70, B/K-90).

Details

The Keystone B/K-50 single leaf cavity wall lintel is a specialist structural component designed for builders and site managers working on cavity wall projects. At 4800mm long, it offers dependable support where an inner leaf concrete lintel is also used. This lintel is a smart choice for those requiring a standard duty load solution with precise technical compatibility.

Application

This lintel is intended for use in cavity wall construction, providing essential load-bearing support above openings like windows and doors. It must be installed alongside a tight-fitting timber batten to prevent twisting during and after installation. The B/K lintel range accommodates different cavity widths, so specifying the correct size (e.g. B/K-50 for 50mm cavity) ensures a perfect fit and structural integrity.

Dimension

Length: 4800mm (15ft 9in)
Height: 225mm
Thickness: 3.2mm

Material

Galvanised steel lintel
Compatible with timber battens and concrete inner leaf

Type

Single leaf cavity wall lintel
Standard duty load lintel

Important: This lintel must be used with a tight-fitting timber batten to prevent twisting and should be specified according to the cavity width required. Images are for illustration purposes only.

More Information

More Information
Type	Single Leaf Lintels
Loading	Standard Duty
Cavity Size	50-65mm
Length	4800mm
Weight	47.020000
Manufacturer	Keystone
Sap Id	KB548

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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