Skip to the beginning of the images gallery

Keystone X/K-90 Extreme Duty Cavity Wall Lintel 5600mm

SKU

KX956

£1,590.26 £1,325.22

Product Information

Keystone X/K-90 extreme duty lintel, length 5600mm (18ft 5in), designed for cavity walls.
Suitable for cavity widths between 90mm and 105mm (3.5"–4.1").
Galvanised steel flange ensures durability and corrosion resistance for outer leaf support.
Recommended lateral restraint and propping for optimal load performance and faster construction.
All technical details are a guide; contact our sales team for project-specific advice.

Details

The Keystone X/K-90 Extreme Duty Cavity Wall Lintel is engineered for builders and contractors tackling large openings where robust structural support is essential. Designed to fit cavity widths from 90mm to 105mm, this 5600mm lintel combines strength with corrosion resistance, making it a dependable choice for demanding projects. Please note, images are for illustration only and technical details should be confirmed with our team.

Application

This lintel is ideal for supporting heavy loads over cavity wall openings such as large windows, doors, or structural voids in residential and commercial builds. Its galvanised steel flange protects the outer leaf from the elements, ensuring longevity. To achieve the specified load capacity, the lintel must be laterally restrained, and propping during installation is recommended to speed up construction and maintain site safety.

Dimension

Length: 5600mm (18ft 5in)
Height: 213mm (8.4in)
Width (Flange): 283mm (11.1in)
Cavity range suitability: 90-105mm (3.5"–4.1")

Material

Galvanised steel flange for corrosion resistance
High-strength steel lintel body engineered for extreme loads

Type

Cavity wall lintel
Extreme duty structural support component

For precise load requirements and installation guidance, please contact our sales office. Images are for illustration purposes only.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	90-105mm
Length	5600mm
Weight	249.590000
Manufacturer	Keystone
Sap Id	KX956

Customer Reviews

No reviews yet on this product

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