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Keystone BOX/K-150 Solid Wall Box Lintel 4650mm INS

SKU

KBX15465INS

£362.47 £302.06

Product Information

Keystone BOX/K-150 Insulated Solid Wall Lintel, 4650mm (15ft 3in) length for solid walls 100-215mm thick
Built-in insulation improves thermal efficiency on site
Perforated design provides excellent plaster keying
Supports full wet masonry load immediately after installation
Minimum 150mm bearing each side; lintel must be bedded on mortar and propped during construction

Details

The Keystone BOX/K-150 Insulated Solid Wall Lintel at 4650mm length is engineered specifically for builders and contractors working with 150mm wide solid walls. Its integrated insulation enhances thermal performance, making it a smart choice for projects requiring both structural reliability and energy efficiency. Please note, this lintel must be installed with a minimum end bearing of 150mm on each side and bedded on mortar for safe use.

Application

This box lintel is designed to carry standard loads over internal openings in solid masonry walls between 100mm and 215mm thick. Its perforated profile offers a secure key for plaster, ensuring a strong finish. Ideal for supporting wet masonry immediately after installation, it helps maintain building schedules by reducing wait times. Proper propping during construction is recommended to facilitate rapid progress and ensure safety.

Dimension

Length: 4650mm (15ft 3in)
Height: 215mm
Width: 145mm
Suitable for wall thicknesses from 100mm to 215mm

Material

Steel with integrated insulation for enhanced thermal performance

Type

Box lintel for solid wall applications
Standard duty load rating

All lintels must be installed with a minimum 150mm bearing on each side and properly bedded on mortar. Propping is advised to speed up construction safely. For further technical advice or project-specific guidance, please contact our sales office.

More Information

More Information
Type	Box Lintels
Loading	Standard Duty
Length	4650mm
Weight	79.030000
Manufacturer	Keystone
Sap Id	KBX15465INS

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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