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Keystone B/K-50 Single Leaf Cavity Wall Lintel 1650mm

SKU

KB5165

£58.28 £48.57

Product Information

Keystone B/K-50 single leaf cavity wall lintel, length 1650mm (5ft 5in)
Designed for standard duty load-bearing in cavity wall construction
Requires use with a tight fitting timber batten to prevent twisting on site
Compatible with inner leaf concrete lintels for comprehensive cavity solutions
Available for various cavity widths: B/K-50, B/K-70, B/K-90 – specify as needed

Details

The Keystone B/K-50 single leaf cavity wall lintel is a specialist structural component designed for builders and contractors working on cavity wall projects. At 1650mm length, it provides dependable support for standard duty openings and must be used alongside a tight fitting timber batten to ensure stability and prevent twisting during installation. Please note this lintel is intended for use with an inner leaf concrete lintel to complete the cavity wall system.

Application

This lintel is ideal for forming lintel openings in single leaf cavity walls, commonly used in residential and light commercial builds. It supports brickwork or blockwork above window and door openings, delivering reliable load distribution across the cavity. The B/K-50 is suitable for standard duty applications and is often specified alongside compatible inner leaf concrete lintels to achieve a structurally sound cavity wall.

Dimension

Length: 1650mm (5ft 5in)
Height: 150mm
Thickness: 2.5mm

Material

High-quality steel

Type

Single leaf cavity wall lintel

Ensure you specify the correct cavity width variant when ordering (B/K-50, B/K-70, B/K-90) to suit your wall construction. Accessories such as the required timber battens are not included and must be sourced separately.

More Information

More Information
Type	Single Leaf Lintels
Loading	Standard Duty
Cavity Size	50-65mm
Length	1650mm
Weight	10.100000
Manufacturer	Keystone
Sap Id	KB5165

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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