



Marshall Tufflex MDLB29WH White 1 Gang Dry Lining Mounting Box With 9-26mm Adjustment 46mm Depth
MDLB29WH
Marshall Tufflex MDLB29WH 1 Gang Dry Lining Box – 46mm Depth, Adjustable 9–26mm Fit for Deep Wall Installations
The Marshall Tufflex MDLB29WH 1 Gang Dry Lining Box is engineered for deeper cavity applications in plasterboard. With an adjustable fit and wide flange support, it offers a secure and professional mounting solution for a wide range of installation environments.
- Wide Adjustment Range: Suitable for plasterboard thicknesses from 9mm to 26mm, offering versatile installation options.
- Deep 46mm Box: Ideal for installations requiring greater wiring space, such as dimmers or smart devices.
- Failsafe Flange: Oversized outer rim prevents the box from pulling through or becoming loose in irregular cut-outs.
- Secure Snap-Out Clamps: Swivelling clamps firmly grip the board for a stable and damage-free installation.
- Earth Terminal Ready: Includes provision for safe and compliant earthing connections.
Technical Specification
- Type: 1 Gang Dry Lining Mounting Box
- Material: PVC
- Box Depth: 46mm
- Board Thickness Range: 9mm to 26mm
- Colour: White
✅ Use the MDLB29WH for secure, deep installations where extra cable space and firm board grip are essential!

Ean Code | 5020837258295 |
Product | Dry Lining Box |
Type | Single 46mm Depth |
Colour | White |
Corner Shape | Square |
Number Of Gangs | 1 |
Earth Included | Y |
Mounting | Recessed |
Material | PVC-U |
Depth | 46 mm |
Qualifier | Standard |
Ce Approved | N |
Nominal Width | 46 mm |
Included Fixings | N |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.