Aluminium Guttering
Heritage Cast Aluminium Gutters & Downipes

Upgrade your rainwater system with Alumasc Cast & Contemporary Aluminium Guttering, a great choice for a long-lasting rainwater solution. Designed to replicate the classic appearance of cast iron guttering while offering the lightweight benefits of aluminium, this high-performance guttering system is ideal for heritage properties, period-style buildings, and conservation projects.

Perfect for Heritage Properties

Authentic Heritage Design

Featuring a full range of traditional aluminium gutter profiles with spigot joints and secure bolted connections, this system preserves the timeless look of cast iron while using modern materials and casting techniques.

Durable & Long-Lasting

Built to last 25–40 years, Alumasc aluminium gutters are corrosion-resistant, weatherproof, and require minimal maintenance – offering peace of mind for decades to come.

Comprehensive Metal Gutter & Downpipe Options

Choose from a wide range of cast aluminium gutter profiles, including the popular Heritage Half Round design:

  • 100mm (4") – HR1
  • 113mm (4.5") – HR2
  • 125mm (5") – HR3
  • 150mm (6") – HR6

Complement your guttering with socketed, extruded aluminium downpipes. Available with cast sockets (with or without ears) and optional base clips to achieve your desired wall projection and aesthetic.

We have very strong links with various supply chains around the globe and can support with all your metal rainwater needs.

Finishes to Match Every Project

We offer a premium range of factory-applied, BBA-approved powder-coated finishes:

  • Textured Black – Available in just 24 hours
  • 5 Other Textured Colours – Delivered in 15 days
  • 26 Standard Matt RAL Colours – Supplied in 10 days

Prefer an unpainted option? Call us on 0208 037 6020 for aluminium Plain Mill Finish availability.

Alumasc Aluminium Guttering FAQs

Cast aluminium guttering is a rainwater system made using traditional casting techniques that replicate the look of classic cast iron. It offers a heritage aesthetic with the added benefits of being lightweight, corrosion-resistant, and long-lasting.

We think so! Fitting cast iron is likely a two-person job, as items such as downpipes can be heavy. Aluminium is far lighter and easier to fit, which makes it an excellent choice for residential use where access may be difficult. If you want something straightforward, consider the SnapIt range.

If you need help choosing a rainwater system, please contact our experienced team at info@tradewarehouse.co.uk.

It's highly eco-friendly. Did you know that over 80% of home aluminium guttering has been fully recycled?

It can be melted down and reused at the end of its life, just like lindab guttering, a steel alternative…

Yes, you should leave a 4mm expansion gap between the pipe end and socket and insert 6mm backing foam into the pipe joint.

It really depends on your project. If you want a more heritage look, consider using cast iron or aluminium. If you want a contemporary finish at a lower cost, consider steel guttering.

Nope! The great thing about this rainwater system is that there is no need to prime or paint the gutters. Aside from cleaning leaves, maintenance is very minimal!

Customer support

0208 037 6020

Choice of RAL Colours Available in 7-10 days

If you have a specific colour in mind, don’t hesitate to email us with your custom colour requirements—we’re here to help!

We can produce gutters in any colour you need to perfectly match your project or design preferences.

Keep in mind that custom colours may require a slightly longer lead time, so plan ahead for your order.

If you want a a sleek and modern look, modern black aluminium guttering is a popular choice and is available for delivery within 1-2 working days, ensuring a quick and hassle-free option for your home.

info@tradewarehouse.co.uk

Why Choose Aluminium Guttering?

Aluminium guttering is a smart investment for any homeowner. It provides a sleek look to your home's exterior and offers many benefits compared with other systems, such as uPVC.

Firstly, aluminium guttering is incredibly durable. It can withstand extreme weather conditions, such as heavy rain, snow and hail. Unlike other materials, such as plastic, it is not prone to cracking or breaking. This means your guttering will last many years without needing repairs or replacements.

Secondly, this system is lightweight, making it easy to install. This is a significant advantage over cast iron, which can be heavy to work with and challenging to install.

Another benefit of aluminium guttering is that it's low-maintenance and is not susceptible to rot or decay. This means you don't need to spend time and money sanding, staining, or painting your guttering. Clean it periodically with a hose or pressure washer, and it will look great.

Aluminium rainwater systems are also highly resistant to corrosion. This is especially important if you live in a coastal area like Devon or Cornwall, where saltwater and other environmental factors can cause metal to rust and deteriorate quickly.

It's also a cost-effective option. While it may be slightly more expensive than other plastic materials, it offers superior quality and longevity. This means that you will save money in the long run, as you won't need to replace your guttering system as frequently. The system is also fully recyclable!

Trade Warehouse
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The UK is notorious for having touchy weather. One minute it’s cloudy, the next it’s bucketing down. You trust your home and the roof to protect your family and valuables from the rain. But, there is a silent hero that also ensure that your home is protected and that is the gutters.  

Gutters might not be the first thing you think about when protecting your property, but they quietly do a lot of heavy lifting by guiding water away from your walls, foundations, and walkways so your home stays dry and protected.

If you’re thinking about upgrading your guttering, aluminium is the smart place to start. It brings a clean and modern look to your roofline that can instantly freshen up the outside of your home.

Why Buy Aluminium Guttering?

Choosing aluminium guttering isn’t just about looks. It’s also about making life easier in the long run. Aluminium strikes a great balance between strength, low weight, and long-lasting performance, which means fewer worries once it’s installed.

If you want guttering that works hard in the background while keeping your home looking sharp, aluminium ticks all the right boxes.

Here are a few reasons why you should consider aluminium guttering:

Built for long-term reliability

Aluminium has excellent weather and environment durability. It doesn’t crack, warp, or turn brittle over time, and it naturally resists corrosion, even in harsher coastal or industrial areas. That means your gutters stay looking good and doing their job for years, without you having to constantly fix or replace sections.

Strong, yet easy to work with

Some guttering materials are tough to handle and even tougher to install. Aluminium gives you the best of both worlds. It’s light enough to work with easily, but still strong enough to cope with heavy rain and everyday wear. For installers, that means quicker, smoother fitting. For homeowners, it means a solid system that doesn’t put unnecessary strain on your roofline.

Consistent performance, whatever the weather

Temperature changes can cause some materials to expand, contract, and eventually loosen at the joints. Aluminium stays nice and stable, even when the weather can’t make up its mind. That stability helps keep joints secure and reduces the chance of leaks popping up when you least want them to – usually right in the middle of a heavy downpour.

What Makes Aluminium Guttering So Effective

There’s more to gutter systems beyond their ability to redirect water away from the building. They also need to complete the structure and be durable. Our Aluminium guttering systems are designed with smooth profiles, tidy joints, and well-matched components that help water flow freely away from your home.

High-capacity gutter profiles

The rainy season is becoming stronger and longer, and your gutters need to keep up. Aluminium gutter profiles are designed to handle larger volumes of water, which helps prevent overflow during sudden downpours. When water is directed properly, your walls and foundations are less likely to suffer from staining, damp patches, or long-term moisture damage.

Secure jointing and sealing systems

Leaky joints are one of the most common guttering frustrations. Our aluminium guttering systems use well-designed joints that fit neatly and stay watertight, even as your home naturally settles over time. This means fewer drips, fewer repairs, and less time spent worrying about whether your guttering is doing its job properly.

Matching accessories and downpipes

When looking at guttering, you should also consider the accessories such as downpipes, angles and brackets. They should not only be complementary, but also compatible, to ensure everything fits neatly and looks consistent along your roofline. This not only makes installation simpler, but also helps the whole system perform better, because each part is designed to work with the others.

When Aluminium Guttering Makes Sense

One of the upsides of aluminium guttering is how versatile it is. It is ideal for residential and commercial properties and everything in between and perseveres through the various seasons.

It’s especially handy if you want a guttering system that lasts longer and needs less attention over time. Once it’s installed properly, aluminium guttering just gets on with the job, quietly protecting your property through all seasons.

Easy Installation That Delivers Long-Lasting Results

A guttering system only performs as well as it’s installed, and aluminium makes the whole process smoother from the start.

  • Installer-friendly design
    Aluminium guttering is lightweight and easy to handle on site, which makes fitting quicker and less physically demanding. Pre-formed sections help create straight runs and neat joints, giving your roofline a clean, professional finish that looks great and works properly.
  • Works with most roofline setups
    Aluminium guttering can be fitted to timber, uPVC, or metal fascias using the right fixings. That flexibility makes it a solid choice whether you’re upgrading an older property or finishing off a new build. As long as your fascia is in good shape, aluminium guttering slots in neatly and does its job without fuss.

Why Buy Aluminium Guttering from The Trade Warehouse?

Choosing the right supplier can make your project a whole lot easier. Getting everything you need from one place saves time, cuts down on delays, and helps keep things running smoothly.

The Trade Warehouse has an extensive selection of aluminium guttering systems suited for all structures and environments. With our ready stocks and full selection of components and accessories you can handle everything from small repairs and replacements to full installs.