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Keystone X/K-70 Extreme Duty Cavity Wall Lintel 4800mm

SKU

KX748

£1,363.08 £1,135.90

Product Information

Keystone X/K-70 lintel measures 4800mm (15'9") length for large openings
Engineered for extreme duty loading on cavity walls with 70-85mm cavity widths
Galvanised steel flange provides enhanced corrosion resistance for outer leaf fixing
Recommended to be propped during installation to speed up construction
Lintel must be laterally restrained to achieve full load capacity

Details

The Keystone X/K-70 Extreme Duty Cavity Wall Lintel at 4800mm length is designed specifically for builders and contractors handling heavy structural loads. Ideal for cavity widths between 70mm and 85mm, this lintel delivers dependable support for large openings in cavity walls, making it a solid choice for serious projects.

Application

This lintel is intended for use in cavity wall construction where extreme load-bearing capacity is required, such as large window or door openings. Its robust design supports heavy masonry and structural demands, common on commercial builds or high-spec residential developments. For optimal performance, the lintel should be laterally restrained and propped during installation to ensure structural integrity and help maintain construction pace.

Dimension

Length: 4800mm (15'9")
Height: 213mm (8.4")
Width: 263mm (10.4")
Suitable cavity width: 70-85mm
Weight: 211.52kg

Material

Galvanised steel flange for outer leaf protection
High-grade steel structure engineered for extreme load application

Type

Extreme duty cavity wall lintel

Please note: The lintel must be laterally restrained to achieve its specified load capacity. It is also recommended to prop lintels during installation to speed up construction and ensure safety. For any technical queries or assistance, contact our sales office directly.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	70-85mm
Length	4800mm
Weight	211.520000
Manufacturer	Keystone
Sap Id	KX748

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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