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Keystone HDBOX/K-150 Heavy Duty Solid Wall Box Lintel 1800mm

SKU

KHBX1518

£113.10 £94.25

Product Information

Keystone HDBOX/K-150 box lintel, 1800mm (5ft 11in) length for solid wall applications
Designed for heavy duty loading, suitable for concrete floors and point load support
Perforated length provides excellent plaster key for secure finishes
Requires minimum 150mm end bearing on each side, bedded on mortar for stability
Lintels should be propped during installation to speed construction and ensure safety

Details

The Keystone HDBOX/K-150 is a robust heavy duty box lintel engineered specifically for 150mm wide solid walls. Ideal for builders and contractors managing demanding structural openings, it reliably supports concrete floors and concentrated point loads. Please note, lintels must be propped during installation and require proper bearing on mortar for optimal performance.

Application

Used primarily in solid wall construction, this lintel provides strong support over doorways, windows, and other openings where heavy loads such as concrete floors or significant point loads need to be carried safely. Its perforated design improves plaster adhesion, making it suitable for tradespeople focused on both structural integrity and finish quality.

Dimension

Length: 1800mm (5ft 11in)
Height: 150mm (6in)
Width: 145mm (5.7in)
Weight: 23.53kg

Material

Durable steel construction designed for heavy structural loads

Type

Heavy duty solid wall box lintel

For best results, ensure a minimum end bearing of 150mm on each side of the opening with mortar bedding. The lintel is designed to bear the full weight of wet masonry immediately after installation. Always prop lintels during construction to facilitate safe and efficient building progress. For further technical advice, please contact our sales team.

More Information

More Information
Type	Box Lintels
Loading	Heavy Duty
Length	1800mm
Weight	23.530000
Manufacturer	Keystone
Sap Id	KHBX1518

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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