Skip to the beginning of the images gallery

Keystone X/K-90 WIL Extreme Duty Cavity Wall Lintel 3900mm

SKU

KX9WIL39

£1,107.50 £922.92

Product Information

Keystone X/K-90 WIL cavity wall lintel, length 3900mm (12ft 9in), designed for extreme duty loads.
Suitable for cavity widths from 90mm to 105mm (3½" to 4") and wide inner leaf blockwork 125-150mm thick.
Engineered for heavy structural openings requiring robust support on serious building projects.
Recommended to be laterally restrained and propped to ensure optimal load performance and speed up construction.
All technical details and support available from the Condell sales team to assist with your project requirements.

Details

The Keystone X/K-90 WIL Extreme Duty cavity wall lintel is specifically designed for builders and contractors working on demanding structural openings. Its 3900mm length and heavy-duty specification make it ideal for cavity walls with a 90-105mm gap and wide inner leaf blockwork between 125 and 150mm. This lintel offers reliable, high-capacity support where strength and durability are critical. Please note that the lintel must be laterally restrained for the stated loading capacities and it is recommended to prop lintels during installation to speed up construction.

Application

This lintel is used extensively in cavity wall construction where wide inner leaf blockwork is present, typically in commercial and large-scale residential developments. It supports heavy loads over openings such as doors and windows, ensuring structural integrity in extreme duty scenarios. Ideal for contractors and site managers requiring dependable materials that meet rigorous building standards.

Dimension

Length: 3900mm (12ft 9in)
Height: 213mm (8¼")
Width: 334mm (13¼")
Suitable cavity width: 90-105mm (3½" to 4")
Inner leaf thickness: 125-150mm (5" to 6")

Material

Pre-stressed concrete designed for extreme loading conditions

Type

Extreme duty wide inner leaf cavity wall lintel

For further technical advice or assistance with your specific project needs, please contact our sales office. All descriptions are offered as a guide and this product is supplied with the important note that lintels must be laterally restrained and propped during installation to achieve the published load ratings.

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Extreme Duty
Cavity Size	90-105mm
Length	3900mm
Weight	178.330000
Manufacturer	Keystone
Sap Id	KX9WIL39

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