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Keystone X/K-50 Extreme Duty Cavity Wall Lintel 3450mm

SKU

KX5345

£979.72 £816.43

Product Information

Keystone X/K-50 lintel measuring 3450mm (11ft 4in) in length, designed for cavity widths of 50-65mm (2-2.6in).
Engineered for extreme duty loading, perfect for heavy structural openings on residential and commercial sites.
Galvanised steel flange provides robust corrosion resistance for long-lasting performance.
Recommended lateral restraint and propping to ensure maximum load capacity and safe installation.
All descriptions are a guide; please contact our sales team for technical advice and support.

Details

The Keystone X/K-50 Extreme Duty Cavity Wall Lintel at 3450mm length is a specialist structural support designed for builders and contractors working on projects requiring robust lintel solutions. Suitable for cavity walls with widths between 50 and 65mm, this lintel delivers exceptional strength and reliability for demanding load conditions. Please note that to achieve the specified load ratings, the lintel must be properly laterally restrained and propped during installation.

Application

This lintel is ideal for supporting large openings such as windows and doors in cavity wall constructions where extreme loading is expected. Its use is common on commercial developments, multi-storey residential buildings, and any project where structural integrity under heavy loads is critical. Propping is recommended to speed up construction and maintain safety standards on site.

Dimension

Length: 3450mm (11ft 4in)
Height: 213mm (8.4in)
Width: 244mm (9.6in)
Cavity Range: 50-65mm (2-2.6in)

Material

Galvanised steel flange to outer leaf for corrosion protection
High-strength steel core engineered for extreme load bearing

Type

Extreme duty cavity wall lintel

All product details are provided as a guide. For project-specific advice or technical support, please contact our sales office directly.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	50-65mm
Length	3450mm
Weight	150.300000
Manufacturer	Keystone
Sap Id	KX5345

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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