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Keystone X/K-50 WIL Extreme Duty Cavity Wall Lintel 4000mm

SKU

KX5WIL4

£1,135.91 £946.59

Product Information

Keystone X/K-50 WIL cavity wall lintel, 4000mm (13'1") long for extreme load-bearing applications.
Designed for cavity widths between 50-65mm, perfectly suited for 125-150mm wide inner leaf blockwork.
Constructed to support heavy structural loads where reliability is critical on-site.
Lintel must be laterally restrained and propped during installation to meet load requirements.
All technical details are a guide; please consult our sales team for tailored advice.

Details

The Keystone X/K-50 WIL Extreme Duty Cavity Wall Lintel is engineered for demanding structural openings requiring robust support. Ideal for builders, contractors, and site managers working with cavity walls featuring a 50-65mm cavity and a wide inner leaf of 125-150mm blockwork, this lintel ensures dependable performance under extreme loads. Please note, the lintel must be laterally restrained and propped during installation to achieve its full load-bearing capacity.

Application

This lintel is primarily used to span openings in cavity walls where heavy structural loads are present, such as over large windows, doors, or other critical points in residential and commercial builds. Its design accommodates wide inner leaf blockwork and moderate cavity widths, making it a specialist choice for serious projects where safety and compliance are non-negotiable.

Dimension

Length: 4000mm (13'1")
Height: 213mm
Width: 289mm
Cavity Range: 50-65mm

Material

High-grade steel designed for extreme load-bearing capability.

Type

Extreme Duty Cavity Wall Lintel

For optimal installation results and to ensure structural integrity, lateral restraint and temporary propping during construction are recommended. If you require further technical details or installation advice, please contact our sales office.

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Extreme Duty
Cavity Size	50-65mm
Length	4000mm
Weight	179.790000
Manufacturer	Keystone
Sap Id	KX5WIL4

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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