Skip to the beginning of the images gallery

Keystone X/K-90 Extreme Duty Cavity Wall Lintel 4350mm

SKU

KX9435

£1,235.29 £1,029.41

Product Information

Keystone X/K-90 lintel measuring 4350mm (14ft 3in) length for large openings.
Designed for extreme duty loads, supporting cavity walls with 90-105mm widths.
Galvanised steel flange on the outer leaf for enhanced corrosion resistance.
Recommended lateral restraint and propping to speed up construction and ensure load capacity.
All technical details available from our sales team to assist with your project.

Details

The Keystone X/K-90 Extreme Duty Cavity Wall Lintel is engineered for builders and contractors requiring reliable support for heavy structural loads in cavity walls with widths between 90 and 105mm. At 4350mm long, this lintel is ideal for large openings where strength and durability are paramount. Please note, correct lateral restraint and propping are essential to achieve the specified load ratings.

Application

This lintel is specifically designed for use in cavity wall construction where extreme loading conditions apply, such as commercial or large residential developments. Its robust build makes it suitable for supporting wide openings in masonry walls, including doorways and large window apertures. The galvanised steel flange provides added protection against corrosion, ensuring longevity on site.

Dimension

Length: 4350mm (14ft 3in)
Height: 213mm (8.4in)
Width: 283mm (11.1in)
Suitable cavity width: 90-105mm

Material

Galvanised steel flange
Structural steel lintel body

Type

Extreme duty cavity wall lintel

For optimum performance, it is recommended that the lintel is laterally restrained and propped during construction. Please contact our sales office for detailed technical support and to ensure this product meets your project requirements.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	90-105mm
Length	4350mm
Weight	193.880000
Manufacturer	Keystone
Sap Id	KX9435

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