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Keystone B/K-70 Single Leaf Cavity Wall Lintel 1350mm

SKU

KB7135

£52.02 £43.35

Product Information

Keystone B/K-70 single leaf cavity wall lintel, 1350mm (4ft 5in) length for standard wall openings.
Designed for use with inner leaf concrete lintels, ensuring robust structural integrity.
Requires a tight-fitting timber batten to prevent twisting during installation.
Available in various cavity width options including B/K-50, B/K-70, and B/K-90 to suit different wall designs.
Standard duty load lintel with 150mm height and 2.5mm thickness, built for reliability on site.

Details

The Keystone B/K-70 single leaf cavity wall lintel is engineered for builders and contractors who demand dependable structural components for cavity wall construction. At 1350mm long, this lintel supports standard load-bearing walls efficiently. Please note, this lintel is designed to be used alongside an inner leaf concrete lintel and requires a tight-fitting timber batten to prevent twisting during installation.

Application

This lintel is ideal for cavity wall builds where a single leaf lintel is specified. It offers reliable support over openings such as doors and windows, working in conjunction with inner leaf concrete lintels to maintain structural stability. The requirement to use a tight-fitting timber batten is critical to prevent distortion and ensure a secure fit on site.

Dimension

Length: 1350mm (4ft 5in)
Height: 150mm
Thickness: 2.5mm

Material

Galvanised steel suitable for standard load-bearing wall applications

Type

Single leaf cavity wall lintel
Standard duty load classification

The Keystone B/K range includes options for various cavity widths such as B/K-50, B/K-70, and B/K-90, allowing for flexible use across different cavity wall thicknesses. This product is designed for serious building projects where reliability and technical performance are essential.

More Information

More Information
Type	Single Leaf Lintels
Loading	Standard Duty
Cavity Size	70-85mm
Length	1350mm
Weight	8.610000
Manufacturer	Keystone
Sap Id	KB7135

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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