2mm Aluminium Fascia – Internal Joiner | Type 4

Secure internal fascia joins with a durable, clean-fitting aluminium joiner built to last.

The 2mm Aluminium Fascia Type 4 – Internal Joiner is specifically designed to connect internal corners of fascia runs in a secure, weathertight, and visually clean way. Engineered with a reverse L-return profile for added rigidity, this component complements Type 4 aluminium fascia systems and simplifies installation. Finished with external-grade polyester powder coating, it provides long-term durability against moisture, UV, and weather exposure. Available in full RAL and BS colour ranges, it blends seamlessly into your building's design.

Please refer to the attached RAL colour chart to view available options. At checkout, enter your chosen RAL colour in the designated box.

Choose a variant:

Size (Fascia Width)

Starting at £5.40

excluding shipping cost

Download Colour Chart

Features + Benefits

Internal joiner for connecting fascia at internal angles
Reverse L-return profile for added strength and stability
Made from 2mm 1050A-grade aluminium
Fire-rated A2-s1,d0 for UK regulation compliance
Polyester powder-coated for excellent weather resistance
3mm expansion gap ensures stress-free installation
Easy-to-install push-click system
Available in full RAL and BS colour options
Designed for compatibility with Type 4 fascia systems
Fully recyclable and manufactured in the UK

Specs & Options

Type: Internal Joiner – Type 4
Material: 1050A Grade Aluminium
Thickness: 2mm
Profile: Reverse L-return for clean fascia transitions
Finish: Polyester powder-coated (external grade)
Fire Rating: A2-s1,d0
Colours: RAL/BS colour options available
Fixings: Hidden fixings (with 3m fascia run)
Lead Time: 3 to 5 working days
Custom Profiles: Available upon request

Installation / Usage Instructions

Fix onto 18mm external grade plywood. Leave a 3mm expansion gap between fascia runs. Use the click-fit system to snap the fascia into place over the joiner. Secure using provided fixings where needed. Suitable for both new builds and retrofit applications.

Need a clean and secure way to join fascia corners internally?

The 2mm Aluminium Fascia Internal Joiner – Type 4 delivers durability, precision, and a clean finish. Order now or contact the Online Metal Store team for help with custom fascia solutions.