Skip to the beginning of the images gallery

Keystone CFS/K-70 WIL Extra Heavy Duty Cavity Wall Lintel 3750mm

SKU

KCFS7WIL375

£456.10 £380.08

Product Information

Keystone CFS/K-70 WIL lintel, 3750mm (12ft 3in) length for wide inner leaf cavity walls
Designed for cavity widths of 70-85mm and inner leaf blockwork 125-150mm wide
Extra heavy duty load capacity, perfect for robust structural support
Ensure inner leaf blockwork does not overhang lintel flange by more than 25mm
Recommended to prop lintel during construction for safe and efficient installation

Details

The Keystone CFS/K-70 WIL Extra Heavy Duty Cavity Wall Lintel at 3750mm length is engineered to provide reliable structural support for large openings in cavity walls. Suited for builders, contractors, and site managers working with wide inner leaf blockwork, this lintel ensures durability and load-bearing capacity where it matters most. Please note, images are for illustration purposes only.

Application

This lintel is specifically designed to support openings in cavity walls with cavity widths between 70mm and 85mm, accommodating inner leaf blockwork measuring 125-150mm in width. It is ideal for use in heavy-duty construction projects requiring a strong, stable lintel for wide inner leaf masonry. Proper installation includes ensuring the inner leaf blockwork does not extend beyond 25mm over the lintel flange and propping the lintel to maintain alignment and safety during build.

Dimension

Length: 3750mm (12ft 3in)
Height: 229mm (9in)
Width: 288mm (11.3in)
Weight: 76.27kg

Material

High-quality steel engineered for extra heavy duty structural support

Type

Wide inner leaf cavity wall lintel

To ensure even load distribution, apply a mortar bed atop the blockwork before laying floor units. For any technical queries or further support, please contact our sales office.

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Extra Heavy Duty
Cavity Size	70-85mm
Length	3750mm
Weight	76.270000
Manufacturer	Keystone
Sap Id	KCFS7WIL375

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