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Keystone BOX/K-75 Solid Wall Box Lintel 1800mm

SKU

KBX7518

£40.22 £33.52

Product Information

Keystone BOX/K-75 solid wall box lintel, 1800mm (5ft 11in) length, ideal for 100-215mm wall widths.
Standard duty lintel designed to support full wet masonry loads immediately after installation.
Features perforations along its length to provide an effective plaster key for a secure finish.
Requires a minimum 150mm bearing on each end, bedded on mortar; optional insulation available.
Recommended to prop lintels during installation to speed up construction and ensure safety.

Details

The Keystone BOX/K-75 solid wall box lintel at 1800mm length is a reliable choice for builders and contractors working with solid walls between 100mm and 215mm thick. Designed with standard load capacity, this lintel supports internal openings efficiently and provides a practical solution for structural stability on serious projects. Please note, lintels must be bedded on mortar with adequate end bearing and propped during construction for optimum performance.

Application

This box lintel is typically used to span internal openings in solid masonry walls, supporting the full weight of wet brick or blockwork above from the moment it is installed. It’s ideal for standard duty loading situations on residential or commercial developments where structural integrity and speed of build are priorities.

Dimension

Length: 1800mm (5ft 11in)
Height: 75mm (3in)
Width: 95mm (3.7in)
Suitable wall widths: 100mm to 215mm

Material

Manufactured from high-quality steel suitable for wet masonry support

Type

Solid wall box lintel
Standard duty structural lintel

The perforated design provides an effective key for plaster, ensuring a strong finish. For best results, maintain a minimum end bearing of 150mm on each side, bedded on mortar. Optional insulation can be added if required. Images are for illustration only; please contact our sales team for detailed technical advice and assistance with your project.

More Information

More Information
Type	Box Lintels
Loading	Standard Duty
Length	1800mm
Weight	8.990000
Manufacturer	Keystone
Sap Id	KBX7518

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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