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Keystone B/K-50 Single Leaf Cavity Wall Lintel 3150mm

SKU

KB5315

£171.94 £143.28

Product Information

Keystone B/K-50 single leaf cavity wall lintel, length 3150mm (10ft 4in), ideal for medium spans.
Designed to support inner leaf concrete walls with a standard duty load rating.
Requires use with a tight fitting timber batten to prevent twisting during installation.
Thickness of 3.2mm ensures strength and durability on site.
B/K lintel range available in different cavity widths (e.g. B/K-50), tailored to your structural needs.

Details

The Keystone B/K-50 Single Leaf Cavity Wall Lintel measures 3150mm in length and is engineered for reliable use in concrete inner leaf wall construction. It offers a practical, standard duty load capacity suited to builders, contractors, and site managers working on cavity wall applications where structural integrity is essential. Please note this lintel must be used alongside a tight fitting timber batten to prevent twisting during installation.

Application

This lintel is specifically designed for single leaf cavity walls, providing dependable support over window and door openings. It is commonly specified in projects requiring a concrete inner leaf, where it works in conjunction with other structural elements to maintain wall stability. The B/K-50 model fits cavity widths of 50mm, making it suitable for a range of traditional and modern cavity wall constructions.

Dimension

Length: 3150mm (10ft 4in)
Height: 225mm (8.9in)
Thickness: 3.2mm
Cavity width compatibility: 50mm

Material

High-grade steel, finished for corrosion resistance and long-term durability on site

Type

Single leaf cavity wall lintel
Standard duty load classification

This lintel is part of the B/K range, designed to accommodate various cavity widths by specifying the appropriate model (e.g. B/K-50). Accessories such as timber battens are required for proper installation but are sold separately.

More Information

More Information
Type	Single Leaf Lintels
Loading	Standard Duty
Cavity Size	50-65mm
Length	3150mm
Weight	30.860000
Manufacturer	Keystone
Sap Id	KB5315

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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