Skip to the beginning of the images gallery

Keystone BOX/K-200 Solid Wall Box Lintel 750mm INS

SKU

KBX2075INS

£36.58 £30.48

Product Information

Keystone BOX/K-200 Solid Wall Box Lintel, 750mm (29½in) length for solid walls 100-215mm thick.
Includes integral insulation for improved thermal efficiency on site.
Designed for standard load-bearing internal openings in solid masonry walls.
Perforated length provides excellent plaster key for finishing.
Must have minimum 150mm end bearing each side; product supplied as shown, no bricks included.

Details

The Keystone BOX/K-200 Solid Wall Box Lintel 750mm INS is a robust and reliable solution for builders and site managers working on solid masonry walls between 100mm and 215mm thick. Specifically designed for internal openings, this lintel features built-in insulation to enhance thermal performance, making it a practical choice for energy-conscious projects. Please note, bricks and masonry are not included with this lintel.

Application

This lintel is engineered to support standard loads over internal openings such as doorways and windows in solid walls. Its perforated design ensures a strong plaster key, improving the finish quality and durability of the surrounding render. Suitable for use in new builds and refurbishment projects, it is essential to provide a minimum bearing of 150mm at each end, bedded on mortar to guarantee structural stability. Propping during installation is recommended to speed up construction and ensure safety.

Dimension

Length: 750mm (29½in)
Height: 150mm (5¾in)
Width: 200mm (7¾in)
Suitable for wall thicknesses from 100mm to 215mm

Material

Steel lintel with integrated insulation layer
Perforated surface for enhanced plaster adhesion

Type

Box lintel for solid wall applications
Standard duty load-bearing lintel with insulation (INS variant)

For technical advice or assistance selecting the right lintel for your project, please contact our sales team. All sizes are manufactured in 150mm increments and supplied as shown.

More Information

More Information
Type	Box Lintels
Loading	Standard Duty
Length	750mm
Weight	6.590000
Manufacturer	Keystone
Sap Id	KBX2075INS

Customer Reviews

No reviews yet on this product

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