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Keystone HDBOX/K-150 Heavy Duty Solid Wall Box Lintel 1350mm INS

SKU

KHBX15135INS

£82.27 £68.56

Product Information

Keystone HDBOX/K-150 insulated box lintel, 1350mm (4ft 5in) length for 150mm (6in) solid walls
Designed for heavy duty loading including concrete floors and point loads
Built-in insulation improves thermal efficiency on site
Perforated design provides excellent plaster key for finishing
Must be bedded on mortar with 150mm minimum end bearing; lintels sold separately

Details

The Keystone HDBOX/K-150 INS is a heavy duty solid wall box lintel measuring 1350mm in length, specifically engineered for 150mm wide solid masonry walls. This insulated version enhances thermal performance, making it a reliable choice for contractors and site managers working on demanding structural openings.

Application

Ideal for supporting heavy loads such as concrete floors and point loads over openings in solid walls. The box lintel’s perforations allow for a robust plaster key, ensuring secure and clean finishes. It is essential for heavy-duty projects requiring dependable lintel performance and thermal efficiency. Recommended propping during installation speeds up construction and ensures proper load transfer.

Dimension

Length: 1350mm (4ft 5in)
Height: 150mm (6in)
Width: 145mm (5.7in)

Material

Steel with integrated insulation layer

Type

Heavy duty solid wall box lintel

Lintels must be bedded on mortar with a minimum end bearing of 150mm on each side of the opening. Please note, lintels are sold separately. For further technical guidance or project-specific advice, contact our sales team.

More Information

More Information
Type	Box Lintels
Loading	Heavy Duty
Length	1350mm
Weight	17.640000
Manufacturer	Keystone
Sap Id	KHBX15135INS

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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