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Keystone HD/K-70 Heavy Duty Cavity Wall Lintel 3300mm

SKU

KH733

£289.01 £240.84

Product Information

Keystone HD/K-70 lintel, 3300mm (10ft 10in) length, designed for heavy duty cavity wall applications.
Supports cavity widths from 70mm to 85mm (2.75in to 3.35in), suitable for robust structural projects.
Constructed to bear heavy loads, perfect for larger openings in blockwork and cavity walls.
Requires mortar bed on blockwork for even load distribution and recommended propping to speed construction.
All product dimensions and specifications are accurate; please contact our sales team for tailored technical advice.

Details

The Keystone HD/K-70 Heavy Duty Cavity Wall Lintel, measuring 3300mm in length, is engineered specifically for builders and site managers needing reliable support for large cavity wall openings. Designed for cavity widths between 70mm and 85mm, this lintel delivers the strength and durability essential on serious construction projects. Please note, mortar bed must be placed on top of blockwork before laying floor units to ensure proper load distribution.

Application

This lintel is ideal for heavy duty cavity wall construction where openings such as windows and doors require robust structural support. It is suited to cavity widths from 70mm to 85mm, commonly found in modern blockwork builds. To optimise performance, blockwork should be built tight against the inner face of the lintel. Propping is recommended during installation to maintain alignment and speed up the build process.

Dimension

Length: 3300mm (10ft 10in)
Height: 205mm (8in)
Width: 263mm (10.35in)
Weight: 54.27kg
Cavity width compatibility: 70-85mm (2.75in to 3.35in)

Material

Steel lintel with protective coating for durability in masonry applications

Type

Heavy duty cavity wall lintel

All descriptions are provided as a guide; for project-specific advice or further technical details, please contact our sales office. This lintel is supplied individually and requires correct installation practices to ensure structural safety.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Heavy Duty
Cavity Size	70-85mm
Length	3300mm
Weight	54.270000
Manufacturer	Keystone
Sap Id	KH733

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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