
DLB145 White 1 Gang Dry Lining Mounting Box 45mm
DLB145
DLB145 White 1 Gang Dry Lining Mounting Box – 45mm Depth, Flame-Retardant and Designed for Quick, Secure Wall Installations
The DLB145 1 Gang Dry Lining Box is built for efficient cavity wall installations, offering enhanced cable space with a 45mm depth. Made from flame-retardant thermo-plastic and compliant with BS 5733, it's a reliable choice for electricians working with plasterboard and dry lining applications.
- Extra Depth for Wiring: 45mm box provides additional space for cables and connections in confined wall cavities.
- Flame-Retardant Construction: Manufactured from durable thermo-plastic material to meet BS 5733 safety standards.
- Multiple Knockouts: Includes side and rear cable entry options, plus a 25mm base knockout for flexible wiring routes.
- Quick-Fit Design: Large front flange and nylon lugs ensure secure fixing in plasterboard up to 25mm thick.
- Integrated Marking Guide: Use the rear of the box as a template for accurate cut-out sizing.
Technical Specification
- Mounting: Dry lining (cavity wall)
- Material: Flame-retardant thermo-plastic
- Depth: 45mm
- Compatible Wall Thickness: 6.35mm – 15mm
- Dimensions: 86mm (H) x 86mm (W) x 45mm (D)
✅ Opt for the DLB145 Dry Lining Box for deeper cable accommodation and fast, professional-grade installations.

Product | Dry Lining Box |
Type | Single 45mm Depth |
Number Of Gangs | 1 |
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.