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Keystone BOX/K-150 Solid Wall Box Lintel 4000mm

SKU

KBX154

£285.53 £237.94

Product Information

Keystone BOX/K-150 Solid Wall Box Lintel, 4000mm (13'1") long for openings in 150mm solid walls
Engineered to carry standard-duty loads, ideal for internal wall support
Perforated design provides excellent plaster key for finishing
Requires minimum 150mm end bearing on mortar bed for secure installation
Lintels must be propped during construction to ensure stability and speed

Details

The Keystone BOX/K-150 Solid Wall Box Lintel is a reliable structural support designed specifically for internal openings in 150mm wide solid masonry walls. Suitable for builders and site managers working on standard load-bearing projects, this 4000mm lintel offers the strength and technical features needed to maintain wall integrity during construction. Please note lintels require proper end bearing and propping as part of installation.

Application

This box lintel is typically used to span internal wall openings such as doorways and windows within solid masonry walls measuring between 100mm and 215mm thick. Its perforated surface acts as a plaster key, ensuring a smooth finish once plastered. The lintel is designed to carry the full load of wet masonry immediately after installation, making it ideal for both new builds and refurbishment projects requiring dependable structural support.

Dimension

Length: 4000mm (13'1")
Height: 215mm (8.5")
Width: 145mm (5.7")
Suitable for wall thickness: 100-215mm

Material

Galvanised steel with perforations for plaster key

Type

Box lintel for solid masonry walls

All lintels must be bedded on a mortar base with a minimum 150mm bearing at each end. Propping during installation is recommended to facilitate safe and efficient construction. For any technical queries or bespoke requirements, please contact our sales office.

More Information

More Information
Type	Box Lintels
Loading	Standard Duty
Length	4000mm
Weight	67.980000
Manufacturer	Keystone
Sap Id	KBX154

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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