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Keystone HDBOX/K-100 Heavy Duty Solid Wall Box Lintel 2250mm INS

SKU

KHBX1225INS

£164.69 £137.24

Product Information

Keystone HDBOX/K-100 Solid Wall Box Lintel, 2250mm (7ft 4½in) length for 100mm solid walls
Designed for heavy duty applications, supporting concrete floors and point loads
Includes integral insulation for improved thermal performance ('INS' version)
Perforated design offers excellent plaster key bonding on site
Must be bedded on mortar with minimum 150mm bearing each side; lintels must be propped during installation for safe load transfer

Details

The Keystone HDBOX/K-100 2250mm INS is a heavy duty box lintel engineered specifically for 100mm solid wall openings. It’s an essential structural component for builders, contractors, and site managers requiring reliable support for heavy loads such as concrete floors and point loads. This insulated version ('INS') provides enhanced thermal performance, helping meet energy efficiency standards on site. Please note, lintels must be installed with a minimum bearing of 150mm each side and propped to ensure safe load distribution during construction.

Application

This lintel is ideal for use in solid masonry walls where heavy duty load support is required. Typical projects include commercial and residential developments where concrete floors or heavy structural loads are present above openings such as doors and windows. The perforated box design ensures excellent plaster keying, aiding finish quality and durability. It’s a trusted choice for professional builders focused on structural integrity and thermal compliance.

Dimension

Length: 2250mm (7ft 4½in)
Height: 215mm (8½in)
Width: 95mm (3¾in)

Material

Galvanised steel with integrated insulation layer

Type

Solid wall, heavy duty box lintel

All dimensions and specifications are provided to assist with planning and installation. For further technical advice or project-specific support, please contact our sales team. Note that lintels must be installed on mortar beds with adequate end bearing and propped during construction to ensure safety and performance.

More Information

More Information
Type	Box Lintels
Loading	Heavy Duty
Length	2250mm
Weight	29.410000
Manufacturer	Keystone
Sap Id	KHBX1225INS

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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