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Keystone X/K-50 Extreme Duty Cavity Wall Lintel 3300mm

SKU

KX533

£937.12 £780.93

Product Information

Keystone X/K-50 Extreme Duty lintel, length 3300mm (10ft 10in), designed for heavy structural support.
Specifically engineered for cavity walls with a width range of 50-65mm (2in-2½in).
Features a galvanised steel flange to the outer leaf for enhanced durability and corrosion resistance.
Recommended to be laterally restrained and propped on site to ensure maximum load capacity and safe, efficient installation.
All technical specifications provided as a guide; please contact our sales team for tailored advice.

Details

The Keystone X/K-50 Extreme Duty Cavity Wall Lintel at 3300mm length is a specialist structural component designed for builders and contractors tackling heavy-load openings in cavity walls between 50 and 65mm wide. Its robust construction and galvanised steel flange make it a reliable choice for high-demand projects where safety and durability are paramount. Please note, proper lateral restraint and temporary propping are essential for achieving the specified load ratings.

Application

This lintel is ideal for supporting large window or door openings in cavity wall constructions common on commercial and residential sites requiring extreme load-bearing capacity. It is frequently specified for use where heavy masonry above openings must be safely supported without deflection, making it suitable for serious structural builds and refurbishment projects alike.

Dimension

Length: 3300mm (10ft 10in)
Height: 213mm (8¼in)
Width: 244mm (9½in)
Cavity width suitability: 50-65mm (2-2½in)

Material

Galvanised steel flange for corrosion resistance
High-grade steel lintel body engineered for extreme load support

Type

Extreme Duty Cavity Wall Lintel

To ensure structural integrity and meet loading specifications, this lintel must be laterally restrained during installation and is recommended to be propped to speed construction while maintaining safety. For further technical guidance or project-specific support, please get in touch with our knowledgeable sales team.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	50-65mm
Length	3300mm
Weight	143.760000
Manufacturer	Keystone
Sap Id	KX533

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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