Skip to the beginning of the images gallery

Keystone XCFS/K-90 WIL Extra Heavy Duty Cavity Wall Lintel 3300mm

SKU

KXCFS9WIL33

£704.50 £587.08

Product Information

Keystone XCFS/K-90 WIL lintel, 3300mm (10ft 10in) length for wide cavity walls
Designed for extra heavy duty load-bearing in 90-105mm cavity widths
Supports 125-150mm thick inner leaf blockwork with minimal overhang (max 25mm)
Recommended propping ensures safe, fast construction progress
Blockwork must be built tight against the lintel face; mortar bedding advised for even load distribution

Details

The Keystone XCFS/K-90 WIL is a specialist extra heavy duty cavity wall lintel measuring 3300mm in length, engineered for builders and site managers working with wide inner leaf masonry. It’s purpose-built to support openings where cavity widths range from 90 to 105mm, paired with inner leaf blockwork between 125 and 150mm thick. This lintel ensures dependable structural integrity for demanding projects.

Application

Ideal for use in cavity walls requiring wide inner leaf support, this lintel carries heavy loads over window and door openings with precision. Suitable for both commercial and residential builds, it is essential for contractors needing a robust, reliable solution that meets structural standards. Proper installation includes propping during build to maintain safety and speed.

Dimension

Length: 3300mm (10ft 10in)
Height: 235mm
Width (flange): 308mm
Weight: 89.89kg
Suitable cavity range: 90-105mm
Inner leaf thickness: 125-150mm

Material

High-grade steel designed for structural lintel applications

Type

Extra heavy duty cavity wall lintel for wide inner leaf blockwork

Note: Inner leaf blockwork must not overhang the lintel flange by more than 25mm. It is recommended to prop lintels during installation to ensure speed and safety of construction. Blockwork should be built tight against the lintel’s inner face, with a mortar bed placed on top before laying floor units to evenly distribute loads. For further technical guidance, please contact our sales office.

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Extra Heavy Duty
Cavity Size	90-105mm
Length	3300mm
Weight	89.890000
Manufacturer	Keystone
Sap Id	KXCFS9WIL33

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