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Keystone CFS/K-70 Extra Heavy Duty Cavity Wall Lintel 4350mm

SKU

KCFS7435

£428.80 £357.33

Product Information

Keystone CFS/K-70 lintel measuring 4350mm (14ft 3in) length, designed for cavity walls 70-85mm wide.
Extra heavy duty load capacity, ideal for supporting large structural openings in residential and commercial builds.
Constructed for reliable load distribution when bedded on mortar over blockwork, ensuring stability and durability.
Recommended to prop lintels during installation to speed up construction and maintain safety.
All joints must be fully filled with mortar for optimal performance; please contact our sales team for technical advice.

Details

The Keystone CFS/K-70 Extra Heavy Duty Cavity Wall Lintel at 4350mm is engineered for builders and site managers who need robust support for wide cavity walls ranging from 70 to 85mm. This lintel provides dependable strength for heavy load-bearing openings, making it a smart choice for serious construction projects requiring structural integrity.

Application

This lintel is designed to span large openings in cavity walls, commonly used in both residential and commercial developments. It supports brickwork or blockwork above doors, windows, and other openings where heavy loads are present. Proper installation involves bedding the lintel on a mortar bed over blockwork before laying floor units, and fully filling all perpendicular and horizontal joints with mortar to ensure load is evenly distributed.

Dimension

Length: 4350mm (14ft 3in)
Height: 229mm (9in)
Width: 263mm (10.4in)
Weight: 88.48kg

Material

Steel reinforced concrete designed for extra heavy duty structural support.

Type

Cavity wall lintel

For best results, lintels should be propped during installation to maintain position and speed up the build process. All technical queries and order specifics can be directed to our sales office for expert guidance.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extra Heavy Duty
Cavity Size	70-85mm
Length	4350mm
Weight	88.480000
Manufacturer	Keystone
Sap Id	KCFS7435

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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