Skip to the beginning of the images gallery

Keystone T/K-90 Standard Load Cavity Wall Timber Frame Lintel 3900mm

SKU

KT939

£215.58 £179.65

Product Information

Keystone T/K-90 lintel, 3900mm (12ft 9in) length for cavity walls 90-105mm wide
Designed for standard load support in timber frame construction
Ensures reliable support to outer brickwork leaf over openings
Requires use with lateral restraint clips and timber battens to prevent twisting
Lintel propping recommended to speed up construction; contact Keystone Technical Office for guidance

Details

The Keystone T/K-90 is a 3900mm long timber frame lintel engineered for standard load-bearing applications in cavity walls with widths ranging from 90 to 105mm. It is specifically designed for builders and contractors working on timber frame projects needing dependable structural support above openings. Please note that this lintel must be installed with lateral restraint clips and a tight-fitting timber batten to prevent twisting during installation.

Application

This lintel provides essential support to the outer leaf of brickwork spanning openings such as windows and doors within timber frame cavity walls. It is commonly used in residential and commercial timber frame builds where standard duty loading applies. To ensure structural integrity and ease of installation, it is recommended that lintels are propped during construction. For any technical queries or installation advice, please consult the Keystone Technical Office.

Dimension

Length: 3900mm (12ft 9in)
Height: 260mm (10¼in)
Width: 183mm (7¼in)
Cavity range: 90-105mm (3½-4¼in)

Material

High-quality timber engineered for structural load-bearing applications

Type

Timber frame cavity wall lintel, standard load

Important: The T/K lintel must be used with lateral restraint clips and a tight-fitting timber batten to prevent twisting. Propping lintels during installation is advised to facilitate faster, safer construction. For further technical support, please contact Keystone Technical Office.

More Information

More Information
Type	Timber Frame Lintels
Loading	Standard Duty
Cavity Size	90-105mm
Length	3900mm
Weight	39.190000
Manufacturer	Keystone
Sap Id	KT939

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