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Keystone X/K-70 Extreme Duty Cavity Wall Lintel 3600mm

SKU

KX736

£1,022.32 £851.93

Product Information

Keystone X/K-70 lintel, length 3600mm (11ft 10in), built for extreme load applications.
Designed for cavity wall widths from 70mm to 85mm (2.75in to 3.35in), ideal for robust structural support.
Galvanised steel flange ensures durability and corrosion resistance on outer leaf.
Recommended lateral restraint and propping to achieve full load capacity and speed up installation.
Contact our sales team for technical advice and confirm suitability for your project.

Details

The Keystone X/K-70 Extreme Duty Cavity Wall Lintel at 3600mm length is engineered for builders and site managers handling demanding structural openings. It supports cavity widths between 70mm and 85mm, making it a dependable choice for heavy-duty construction tasks where reliability and compliance are essential. Please note, for full load performance, lateral restraint is required, and propping during installation is advised to maintain build pace and safety.

Application

This lintel is ideal for use in cavity wall construction requiring extreme load-bearing capability, such as large window or door openings in commercial or residential developments. Its galvanised steel flange provides corrosion resistance on the outer leaf, ensuring longevity in external conditions. Suitable for contractors and developers who need a robust, technical solution trusted on serious build sites.

Dimension

Length: 3600mm (11ft 10in)
Height: 213mm (8.4in)
Width: 263mm (10.35in)
Cavity range: 70-85mm (2.75in to 3.35in)

Material

Galvanised steel flange for outer leaf durability
Structural steel lintel body designed for extreme loading

Type

Extreme duty cavity wall lintel

For optimal results, ensure lintels are laterally restrained and propped during installation. All product descriptions are guides; please contact our sales office for detailed technical support and project-specific recommendations.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	70-85mm
Length	3600mm
Weight	158.640000
Manufacturer	Keystone
Sap Id	KX736

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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