
GSE 1.2MLFB 1290mm Black Lateral Flasing ART104644
1.2MLFB
GSE ART104644 1290mm Lateral Flashing – Black Finish for In-Roof Solar Systems
The GSE ART104644 1.2MLFB is a 1290mm black lateral flashing component designed for use in GSE in-roof solar installations. It ensures a weatherproof and visually neat seal along the sides of the solar array, helping protect the roof structure while maintaining a clean, integrated look.
- Weatherproof Edge Protection: Provides side sealing to prevent water ingress at the edges of the solar array.
- Sleek Black Finish: Matches the GSE in-roof system and modern solar aesthetics.
- Long Coverage: 1290mm length allows for extended lateral coverage with fewer joints.
- System Compatible: Designed for direct integration with GSE in-roof mounting frames.
- Durable Construction: Manufactured to withstand outdoor exposure and long-term use.
Technical Specification
- Product Code: ART104644
- Length: 1290mm
- Colour: Black
- Type: Lateral flashing
- Application: Side edge sealing for GSE in-roof solar systems
✅ Complete your in-roof solar array with the GSE 1290mm Lateral Flashing – designed for a secure, watertight, and professional finish!

Product | Flashing |
Type | Lateral |
Colour | Black |
Height | 1290 mm |
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.