Skip to the beginning of the images gallery

Keystone X/K-70 WOL Extreme Duty Cavity Wall Lintel 4350mm

SKU

KX7WOL435

£1,206.54 £1,005.45

Product Information

Keystone X/K-70 WOL lintel measuring 4350mm (14ft 3in) length, designed for extreme load applications.
Supports cavity wall openings with cavity widths between 70-85mm (2.75-3.35in) and outer leaf thickness of 125-150mm (5-6in).
Engineered for heavy structural loads, suitable for demanding building projects requiring reliable support.
Recommended to be laterally restrained and propped during installation to ensure maximum load capacity and construction speed.
All dimensions and specifications should be confirmed with our sales team; product images are for illustration only.

Details

The Keystone X/K-70 WOL Extreme Duty Cavity Wall Lintel, 4350mm in length, is designed for builders and contractors tackling heavy-load structural openings. Its robust construction suits cavity walls with widths from 70 to 85mm and outer leaf blockwork thicknesses between 125 and 150mm. This lintel provides reliable support where strength and durability are paramount.

Application

This lintel is ideal for supporting large openings in cavity walls that require extreme duty load capacity, such as commercial or multi-storey residential developments. It is specifically designed to accommodate wider outer leaf blockwork (125-150mm), ensuring stability in demanding structural scenarios. Proper lateral restraint and temporary propping during installation are essential to achieve the lintel’s full load-bearing potential and to maintain build efficiency.

Dimension

Length: 4350mm (14ft 3in)
Height: 213mm (8.4in)
Width: 311mm (12.2in)
Cavity range: 70-85mm (2.75-3.35in)

Material

High-strength steel (manufactured to exacting standards for extreme load applications)

Type

Extreme duty cavity wall lintel – wide outer leaf

Please note that lintels must be laterally restrained and propped during installation for safe and effective use. For specific project requirements or further technical advice, contact our sales office. Images provided are for illustration purposes only.

More Information

More Information
Type	Wide Outer Leaf Lintels
Loading	Extreme Duty
Cavity Size	70-85mm
Length	4350mm
Weight	194.420000
Manufacturer	Keystone
Sap Id	KX7WOL435

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