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Keystone CFS/K-150 WIL Extra Heavy Duty Cavity Wall Lintel 3900mm

SKU

KCFS15WIL39

£528.91 £440.76

Product Information

Keystone CFS/K-150 WIL lintel measuring 3900mm (12ft 9in) for wide inner leaf cavity walls
Designed for extra heavy duty load-bearing in cavity widths of 150-165mm
Supports 125-150mm thick inner leaf blockwork with minimal overhang (max 25mm)
Recommended propping for safe and efficient construction progress
All technical details provided; contact our sales team for tailored advice

Details

The Keystone CFS/K-150 WIL 3900mm is an extra heavy duty cavity wall lintel built for trade professionals who require dependable structural support for openings in cavity walls. Specifically designed for wide inner leaf blockwork, it offers robust load-bearing capacity ideal for demanding projects where reliability is critical. Please note, all technical details are offered as guidance—contact our sales office for further assistance.

Application

This lintel is typically used to span openings in cavity walls with inner leaf blockwork thicknesses between 125mm and 150mm, and cavity widths from 150mm to 165mm. It provides essential support over window and door openings, ensuring structural integrity under extra heavy loads. Builders and site managers should prop the lintel during installation to maintain construction speed and safety. Blockwork should be built tight against the lintel's inner face, with a mortar bed applied on top before placing floor units to distribute loads evenly.

Dimension

Length: 3900mm (12ft 9in)
Height: 229mm (9in)
Width (flange): 365mm (14.4in)
Weight: 81.77kg

Material

High-grade steel engineered for structural load-bearing

Type

Extra Heavy Duty Wide Inner Leaf Cavity Wall Lintel

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Extra Heavy Duty
Cavity Size	150-165mm
Length	3900mm
Weight	81.770000
Manufacturer	Keystone
Sap Id	KCFS15WIL39

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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