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Keystone CFS/K-50 Extra Heavy Duty Cavity Wall Lintel 3750mm

SKU

KCFS5375

£347.56 £289.63

Product Information

Keystone CFS/K-50 lintel measuring 3750mm (12ft 3in) length, 229mm height, and 243mm width.
Extra heavy duty cavity wall lintel suitable for cavity widths between 50mm and 65mm (2in to 2½in).
Engineered to support large openings with reliable load distribution on masonry walls.
Recommended use includes thorough mortar filling of all perpendicular and horizontal joints for structural integrity.
For optimal installation, lintels should be propped during construction to speed up work and ensure safety.

Details

The Keystone CFS/K-50 Extra Heavy Duty Cavity Wall Lintel is designed specifically for builders, contractors, and site managers requiring robust support for substantial cavity wall openings. With a length of 3750mm, this lintel is tailored to accommodate cavity widths from 50mm to 65mm, delivering dependable structural performance on demanding projects. Please note that proper mortar application and support during installation are essential for optimal results.

Application

This lintel is ideal for use in cavity wall construction where extra heavy duty load-bearing capacity is required, such as large window or door openings in residential, commercial, or industrial buildings. It ensures effective load transfer across the cavity, supporting masonry and floor units above. To maintain structural integrity, all perpendicular and horizontal joints around the lintel should be fully filled with mortar. Additionally, propping the lintel during installation is strongly recommended to facilitate safe and efficient construction.

Dimension

Length: 3750mm (12ft 3in)
Height: 229mm (9in)
Width: 243mm (9½in)
Weight: 74.74kg

Material

High-grade structural steel
Protective coatings to resist corrosion (as per manufacturer’s specification)

Type

Cavity wall lintel
Extra heavy duty load-bearing lintel

All descriptions are a guide to assist your project planning. For further technical advice or assistance with your order, please contact our sales office.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extra Heavy Duty
Cavity Size	50-65mm
Length	3750mm
Weight	74.740000
Manufacturer	Keystone
Sap Id	KCFS5375

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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