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Keystone X/K-50 WOL Extreme Duty Cavity Wall Lintel 4350mm

SKU

KX5WOL435

£1,206.54 £1,005.45

Product Information

Keystone X/K-50 WOL lintel measuring 4350mm (14ft 3in) length for large openings.
Supports cavity walls with 50-65mm cavity width and 125-150mm wide outer leaf blockwork.
Engineered for extreme duty loading, ideal for heavy structural requirements.
Requires lateral restraint and recommended propping to ensure correct load performance.
All technical details provided as guidance; contact our sales team for bespoke advice.

Details

The Keystone X/K-50 WOL Extreme Duty Cavity Wall Lintel at 4350mm length is expertly designed for builders and site managers handling substantial openings in cavity walls. Its robust construction supports cavity widths from 50 to 65mm, paired with a wide outer leaf blockwork of 125-150mm, making it a reliable choice for demanding structural projects. Please note, correct installation including lateral restraint and propping is essential to meet loading specifications.

Application

This lintel is suited for cavity wall construction where heavy loads must be safely transferred across openings such as large windows, doors or structural apertures. It is specifically designed to accommodate wide outer leaf blockwork and wider cavities, commonly found in commercial or high-spec residential builds. Propping during installation is advised to speed up construction and maintain structural integrity.

Dimension

Length: 4350mm (14ft 3in)
Height: 213mm (8.4in)
Width: 289mm (11.4in)
Suitable cavity range: 50-65mm (2-2.5in)

Material

Manufactured from high-strength steel with a corrosion-resistant finish

Type

Extreme duty cavity wall lintel designed for wide outer leaf blockwork

For detailed technical guidance or specific site requirements, please contact our sales office. Correct lateral restraint and propping are required to achieve the stated load capacity. This lintel is sold individually; ensure all project requirements are checked prior to ordering.

More Information

More Information
Type	Wide Outer Leaf Lintels
Loading	Extreme Duty
Cavity Size	50-65mm
Length	4350mm
Weight	192.240000
Manufacturer	Keystone
Sap Id	KX5WOL435

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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