Skip to the beginning of the images gallery

Keystone RB/K-70 Standard Duty Ringbeam Lintel 3900mm

SKU

KRB739

£506.42 £422.02

Product Information

Keystone RB/K-70 ringbeam lintel measuring 3900mm (12ft 9in) length, ideal for cavity wall construction.
Standard duty lintel engineered for use with integral concrete ring beams, offering reliable structural support.
Must be fixed to concrete ring beams at 400mm centres using M16 anchor bolts to ensure secure installation.
Suitable for various cavity widths; specify RB/K-70 for 70mm cavity walls.
All technical details provided as a guide – contact our sales team for tailored advice.

Details

The Keystone RB/K-70 Standard Duty Ringbeam Lintel, at 3900mm long, is a specialist structural component designed for cavity wall applications where integral concrete ring beams are used. This lintel is tailored to deliver dependable support on site, making it a practical choice for builders, contractors, and site managers handling serious structural projects. Please note, the lintel must be bolted to the ring beam as specified to meet performance requirements.

Application

This lintel is specifically designed for cavity wall construction where a concrete ring beam is integral to the structure. It provides essential load-bearing support above openings such as windows and doors. Installation requires bolting the lintel to the ring beam at 400mm centres using M16 anchor bolts, ensuring a secure and stable connection that meets standard duty load demands. The RB/K-70 is suitable for cavity widths around 70mm, making it a reliable choice for common cavity wall builds.

Dimension

Length: 3900mm (12ft 9in)
Height: 200mm
Cavity width suitability: 70mm

Material

Steel lintel designed for structural use
Compatible with concrete ring beam systems

Type

Cavity wall lintel
Ringbeam lintel
Standard duty load classification

All product descriptions are intended as a guide. For specific project requirements or technical support, please contact our sales office. Images are for illustration purposes only.

More Information

More Information
Type	Ringbeam Lintels
Loading	Standard Duty
Cavity Size	70-85mm
Length	3900mm
Weight	57.310000
Manufacturer	Keystone
Sap Id	KRB739

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