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Keystone BOX/K-150 Solid Wall Box Lintel 2250mm INS

SKU

KBX15225INS

£95.82 £79.85

Product Information

Keystone BOX/K-150 Solid Wall Box Lintel, 2250mm (7ft 5in) length designed for 150mm solid walls
Enhanced 'INS' version includes built-in insulation to improve thermal efficiency
Perforated design offers excellent keying for plaster finishes
Supports full wet masonry load immediately upon installation, ideal for internal openings
Minimum 150mm end bearing on each side required, bedding on mortar recommended

Details

The Keystone BOX/K-150 Solid Wall Box Lintel (2250mm) with insulation is engineered for builders and site managers requiring a dependable lintel solution for internal solid walls. Its integrated insulation improves thermal performance, making it a practical choice for projects that demand both strength and energy efficiency. Please note the lintel suits wall thicknesses from 100mm to 215mm.

Application

Primarily designed to support internal openings within 150mm wide solid walls, the Keystone box lintel carries the full load of wet masonry immediately after installation. Its perforated surface ensures superior adhesion for plaster finishes, helping maintain structural integrity and finish quality on trade projects. Ideal for contractors focused on reliable, straightforward installation with robust performance.

Dimension

Length: 2250mm (7ft 5in)
Height: 150mm (6in)
Width: 145mm (5.7in)

Material

Steel construction with integrated insulation layer
Designed for durability and thermal efficiency

Type

Box Lintel for solid walls
Standard duty structural lintel with insulation ('INS' version)

Ensure a minimum end bearing of 150mm on each side of the opening, bedding the lintel properly on mortar for optimal support. Propping lintels during construction is recommended to speed up work while maintaining safety. For additional guidance or technical details, please contact our sales team.

More Information

More Information
Type	Box Lintels
Loading	Standard Duty
Length	2250mm
Weight	22.610000
Manufacturer	Keystone
Sap Id	KBX15225INS

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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