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Keystone CFS/K-90 WIL Extra Heavy Duty Cavity Wall Lintel 3750mm

SKU

KCFS9WIL375

£456.10 £380.08

Product Information

Keystone CFS/K-90 WIL lintel, length 3750mm (12ft 4in), designed for wide inner leaf cavity walls.
Extra heavy duty load capacity, ideal for supporting large openings in structural masonry.
Compatible with cavity widths of 90-105mm and inner leaf blockwork 125-150mm wide.
Ensure inner leaf blockwork does not overhang lintel flange by more than 25mm to maintain structural integrity.
Recommended to prop lintels during construction for faster, safer installation.

Details

The Keystone CFS/K-90 WIL Extra Heavy Duty Cavity Wall Lintel at 3750mm is engineered specifically for robust structural support in cavity walls with wide inner leaves. This lintel suits builders, contractors, and site managers handling demanding projects where reliable load-bearing performance is essential. Please note, proper installation practices including propping and mortar bedding are necessary to achieve best results.

Application

This lintel is designed to support openings such as doorways and large window frames in cavity walls where the cavity width ranges between 90 and 105mm. It is particularly suited to walls with an inner leaf blockwork thickness of 125 to 150mm. The lintel provides extra heavy duty load capacity, making it ideal for substantial masonry constructions and structural frameworks requiring dependable strength.

Dimension

Length: 3750mm (12ft 4in)
Height: 229mm (9in)
Width: 308mm (12in)
Weight: 75.92kg

Material

Galvanised steel for enhanced corrosion resistance and durability

Type

Extra heavy duty cavity wall lintel for wide inner leaf applications

Important installation notes: The inner leaf blockwork should not overhang the lintel flange by more than 25mm. It is recommended to prop the lintel during construction to speed up the build process and ensure stability. A mortar bed should be placed on top of the blockwork before laying floor units to distribute loads evenly. For technical advice, please contact the Keystone Technical Office. Images are for illustration purposes only.

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Extra Heavy Duty
Cavity Size	90-105mm
Length	3750mm
Weight	75.920000
Manufacturer	Keystone
Sap Id	KCFS9WIL375

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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