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Keystone CFS/K-90 WIL Extra Heavy Duty Cavity Wall Lintel 4000mm

SKU

KCFS9WIL4

£487.68 £406.40

Product Information

Keystone CFS/K-90 WIL lintel, 4000mm (13'1") length for wide cavity walls.
Designed for extra heavy duty loads in cavities 90-105mm wide.
Suitable for 125-150mm thick inner leaf blockwork with limited overhang (max 25mm).
Built to support structural openings reliably on serious build projects.
Lintel propping recommended to speed up construction; all technical guidance available from Keystone.

Details

The Keystone CFS/K-90 WIL 4000mm is an extra heavy duty cavity wall lintel specifically engineered to support wide inner leaf cavity walls with openings requiring strong load-bearing capacity. It is ideal for builders, site managers, and contractors working on structural projects where reliability and durability are essential. Please note that technical assistance is available from Keystone's Technical Office for any specific queries.

Application

This lintel is designed for cavity wall constructions with cavities between 90 and 105mm and inner leaf blockwork thicknesses of 125 to 150mm. It provides robust support over doorways, windows, and other openings in load-bearing walls. The lintel is particularly suited to projects demanding extra heavy duty performance, ensuring structural integrity and safety. To facilitate efficient construction, it is advised to prop the lintel during installation and ensure blockwork is built tightly against its inner face.

Dimension

Length: 4000mm (13'1")
Height: 229mm (9")
Width: 308mm (12")
Weight: 80.98kg

Material

Steel, designed for heavy structural loads

Type

Extra heavy duty cavity wall lintel

Important: Inner leaf blockwork should not overhang the lintel flange by more than 25mm. A mortar bed is recommended on top of the blockwork before laying floor units to ensure even load distribution. Images are for illustration purposes only. For detailed technical advice, please contact the Keystone Technical Office.

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Extra Heavy Duty
Cavity Size	90-105mm
Length	4000mm
Weight	80.980000
Manufacturer	Keystone
Sap Id	KCFS9WIL4

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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