Aluminium Half Round Gutters

Discover our premium range of half round aluminium gutters, a long standing, popular choice for both traditional and modern properties. Known widely as half round Rhones in Scotland, our systems combine classic aesthetics with the exceptional durability of architectural-grade aluminium.

Whether you need a sleek, modern extruded aluminium gutter or a classic cast aluminium half round design, our made to order systems provide a lifetime of low-maintenance protection.

Key Features & Technical Specifications

Our half round guttering is engineered to meet strict British Standard (BS 9101:2017) for sheet metal and extruded gutters, ensuring maximum flow capacity and structural integrity.

• Precision Manufacturing: Available in traditional cast or modern extruded profiles.
• Versatile Sizing: Choose from 1.8m or 3m lengths to perfectly suit your roofline setup.
• Five Standard Sizes: 100mm, 115mm, & 125mm Ideal for small outbuildings, garages, and standard domestic properties. 150mm and 203mm engineered for larger roofs, high-flow water management, and commercial buildings.
• Premium Finishes: supplied in a Qualicoat powder-coated finish with hundreds of RAL colour options to match your colour scheme.
• Corrosion Resistant: Lightweight, inherently rust-proof, and designed to withstand harsh weather environments.

Rapid Installation & Leak-Free Performance

Say goodbye to leaks and recurring maintenance. Our aluminium systems feature Guttercrest's proven jointing system to protect your property against water damage.

• Welded External Collars: Every length and component is manufactured with a factory-welded external collar, allowing the guttering to overlap cleanly and seal seamlessly.
• 50% Fewer Joints: By reducing the total number of physical joints by half , our system drastically minimises installation time.
• Leak Prevention: Fewer joints mean a significantly reduced risk of future leaks, drips or structural warping.
• Complete System: We supply a full range of compatible components, including standard stop ends, running outlets, gutter angles, as well as bespoke non-standard and irregular angles.

Simple Ordering & Fast Delivery

All of our aluminium gutter systems are made to order at Guttercrest's UK factory and delivered directly to site or your address.

• Lead Times: Standard fabrication and powder-coating takes just 5-7 working days.
• How to Order: Simply select your preffered RAL colour, gutter profile, and size. Then, add the required fittings, brackets and fixings from the product listing.
• Please Note: Because all products are custom-coated to order, only one colour can be applied per shopping basket.