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Keystone X/K-90 Extreme Duty Cavity Wall Lintel 4800mm

SKU

KX948

£1,363.08 £1,135.90

Product Information

Keystone X/K-90 lintel measuring 4800mm (15ft 9in) long for substantial cavity wall support.
Designed for extreme duty loads, suitable for cavity widths between 90-105mm (3.5-4.1in).
Galvanised steel flange ensures durability against corrosion on the outer leaf side.
Recommended lateral restraint and propping for safe, efficient installation and optimal load performance.
All dimensions and specifications are provided as a guide; please contact our sales team for tailored advice.

Details

The Keystone X/K-90 extreme duty cavity wall lintel is engineered for tradespeople and site managers handling demanding structural openings. At 4800mm in length, it supports cavity walls with widths from 90 to 105mm, making it a reliable choice for heavy load-bearing applications. Please note, the lintel must be laterally restrained, and propping is advised to maintain construction speed and safety.

Application

This lintel is ideal for supporting large window and door openings in cavity walls where extreme loading conditions apply. Its robust design caters to structural demands on site, commonly used by builders and contractors working on residential or commercial projects requiring enhanced load capacity. The galvanised steel flange provides corrosion resistance on the outer leaf, extending the lintel’s lifespan in typical UK building environments.

Dimension

Length: 4800mm (15ft 9in)
Height: 213mm (8.4in)
Width: 283mm (11.1in)
Cavity width compatibility: 90-105mm (3.5-4.1in)
Weight: 213.93kg

Material

Galvanised steel flange for outer leaf protection
High-strength steel lintel body designed for extreme load-bearing

Type

Extreme duty cavity wall lintel

For accurate sizing and load specifications, always refer to technical data sheets or consult our sales office. Note that proper lateral restraint and propping are essential to achieve the lintel’s full load-bearing capacity.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	90-105mm
Length	4800mm
Weight	213.930000
Manufacturer	Keystone
Sap Id	KX948

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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