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Keystone B/K-70 Single Leaf Cavity Wall Lintel 4800mm

SKU

KB748

£282.82 £235.68

Product Information

Keystone B/K-70 single leaf cavity wall lintel, 4800mm (15'9") length, 225mm (8.9") height
Designed for use with inner leaf concrete lintels on standard duty walls
Must be installed with a tight fitting timber batten to prevent twisting
Suitable for walls with a 70mm cavity width; other sizes available for different cavity widths
Thickness of 3.2mm ensures reliable structural support on site

Details

The Keystone B/K-70 single leaf cavity wall lintel, measuring 4800mm in length, is engineered for builders and contractors needing dependable support for masonry openings in walls with a 70mm cavity. This lintel is a practical choice for standard duty applications where precision and reliability are essential. Please note, it must be used alongside a tight fitting timber batten to maintain stability and prevent twisting on site.

Application

This lintel is designed primarily for use with inner leaf concrete lintels in cavity wall construction. It supports brickwork or blockwork above openings such as windows and doors, ensuring structural integrity. The B/K-70 model specifically fits walls with a 70mm cavity and is suitable for standard load-bearing situations typically encountered in residential and commercial projects.

Dimension

Length: 4800mm (15'9")
Height: 225mm (8.9")
Thickness: 3.2mm
Designed for a 70mm cavity width

Material

High-quality steel with 3.2mm thickness for strength and durability

Type

Single leaf cavity wall lintel

Remember, the Keystone B/K-70 lintel must be installed in conjunction with a tight fitting timber batten to prevent twisting and ensure optimal performance on site.

More Information

More Information
Type	Single Leaf Lintels
Loading	Standard Duty
Cavity Size	70-85mm
Length	4800mm
Weight	48.230000
Manufacturer	Keystone
Sap Id	KB748

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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