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710-800mm Face Width Skyline Aluminium Top Hat Soffit 90° Corner with 25x25mm square edge profile on two sides. Other sizes are available, please explore our online store. Choose between a range of colours online
Each item comes with 1nr 76mm wide painted union piece which sits behind the join between sections.
Select your face width from the dropdown menu, choose from 710mm, 720mm, 730mm, 740mm, 750mm, 760mm, 770mm, 780mm, 790mm, and 800mm.
Bring depth and definition to your roofline with the Skyline SOF4 Top Hat Soffit - 90° Corner, part of the premium aluminium soffit range by Alumasc.
This aluminium soffit offers a stepped, dimensional finish ideal for more expressive detailing that pairs perfectly with Skyline aluminium fascia and coping systems.
Manufactured from durable marine-grade aluminium and finished in a polyester powder coating, the SOF4 profile combines clean aesthetics with long-term performance.
Key Features:
Profile: SOF4 - 4-bend stepped design (Top Hat profile)
Material: 2mm Marine-grade aluminium (6063 T6 alloy)
Finish: Durable polyester powder coated (PPC) to BS EN 12206
Aesthetic: Adds depth and architectural interest to soffit areas
Available Colours: Standard RAL colours, including Anthracite Grey (RAL 7016) and Black (RAL 9005) See all colours
Durability: Weather and corrosion resistant – ideal for UK conditions
Sustainability: Fully recyclable, low environmental impact
Maintenance: Virtually maintenance-free with long-term colour retention
Installation: Lightweight and easy to install with Skyline low-profile colour-coded fixings
Applications:
Roofline soffit detail for residential and commercial buildings
Suitable for eaves, overhangs, and canopy undersides
Also useful for fascia backing boards, decorative cladding, and architectural finishing details
Fully compatible with Skyline aluminium fascia, coping, and trims
Why Choose Aluminium Rainflow?
Official stockist of Skyline by Alumasc products
UK-wide delivery and competitive online pricing
Expert advice for self-builders, contractors, and architects
Order your 90° corner SOF4 top hat soffit online today from Aluminium Rainflow – the trusted destination for high-performance architectural aluminium systems.
710-800mm Face Skyline Top Hat Soffit 90° Corner Length (Select Face Width)
We will contact you by email with a delivery date once known, usually within a few days of placing the order.
Carriage charge to mainland UK £45.00. Some smaller items have a reduced carriage charge of £30, the applicable carriage charge will be shown in the cart.
Highlands and islands can cost more, we will contact you if an extra payment is required. Please contact us if you want a quote for carriage before placing an order.
This is a made to order item which unfortunately cannot be returned.
