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Keystone S/K-70 WIL Standard Duty Cavity Wall Lintel 3900mm

SKU

KS7WIL39

£424.97 £354.14

Product Information

Keystone S/K-70 WIL cavity wall lintel, 3900mm (12'10") length for wide inner leaf applications.
Designed for 70-85mm cavity widths and 125-150mm thick inner leaf blockwork.
Standard duty lintel suitable for supporting openings in cavity walls.
Ensure inner leaf blockwork does not overhang lintel flange by more than 25mm for best performance.
Lintel propping recommended to speed up construction and maintain stability.

Details

The Keystone S/K-70 WIL is a standard duty cavity wall lintel engineered to provide dependable support for openings in walls with a cavity width of 70-85mm. Specifically designed for use with 125-150mm wide inner leaf blockwork, this lintel is a practical choice for builders and contractors working on structural openings where reliability is essential. Please note that the inner leaf block should not exceed a 25mm overhang beyond the lintel flange to ensure optimal performance.

Application

This lintel is commonly used in cavity wall constructions where the inner leaf blocks are wider, providing structural support over doors, windows, and other openings. It is suitable for standard load-bearing applications and is ideal for builders and site managers handling residential or commercial projects requiring strong, stable lintels. To maintain safe and efficient build progress, it is recommended that the lintel is propped during construction.

Dimension

Length: 3900mm (12'10")
Height: 192mm
Width (flange): 288mm
Weight: 64.14kg
Cavity range: 70-85mm

Material

Manufactured from high-quality steel to meet standard duty load requirements.

Type

Cavity wall lintel – wide inner leaf, standard duty.

For further technical guidance or project-specific advice, please contact the Keystone Technical Office. All descriptions are provided as a guide to assist your selection process.

More Information

More Information
Type	Wide Inner Leaf Lintels
Loading	Standard Duty
Cavity Size	70-85mm
Length	3900mm
Weight	64.140000
Manufacturer	Keystone
Sap Id	KS7WIL39

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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