Aluminium Round Downpipe – Adjustable Pipe Clip

A downpipe is only as secure as the clips holding it to the wall. If the clips are cheap plastic that cracks in the frost, or an old steel bracket that has rusted through, the downpipe sags, pulls away from the wall and eventually comes loose altogether. Then you have got rainwater pouring down the face of the building instead of into the drain, which means stained brickwork, damp walls and an unhappy homeowner.

Our adjustable aluminium downpipe clip holds the pipe firmly against the wall and lets you set the exact stand-off distance to suit the wall surface. Available in 76mm and 100mm to match our round downpipe range, powder coated to any RAL colour, and built from the same aluminium as the rest of the system. It is a small fitting that does a big job.

Product Overview

This adjustable pipe clip is designed to secure our aluminium round downpipe to walls and other vertical surfaces. The adjustable stand-off design allows you to set the distance between the pipe and the wall, which is essential when fixing to uneven surfaces, rendered walls, or walls with projecting features that prevent a flush mount.

We supply the clip in two sizes: 76mm for our standard round downpipe and 100mm for the larger bore pipe. Both sizes can be ordered in mill finish or powder coated to any RAL colour to match the downpipe and the rest of your aluminium rainwater system. Colour-matching the clips to the downpipe is a small detail, but it makes the difference between a system that looks properly specified and one that looks cobbled together.

Online Metal Store Ltd supplies these clips from our base in Chelmsford, Essex, alongside the full range of round downpipe fittings and aluminium gutter components. Ordering the clips with the downpipe and fittings means everything arrives together, in the same colour, ready to install.

Key Benefits

Adjustable stand-off for uneven walls

Not every wall is perfectly flat. Older brickwork, rendered surfaces, walls with expansion joints or projecting string courses all create situations where a fixed-distance clip cannot sit flush. The adjustable design on this clip lets you set the stand-off to suit the wall, keeping the downpipe straight and plumb regardless of what is behind it. That adjustability is the difference between a neat installation and one that looks like a bodge.

Two sizes to match the downpipe range

We offer the clip in 76mm and 100mm. The 76mm clip fits our standard 76mm round aluminium downpipe, which is the most common size on domestic properties across the UK. The 100mm clip fits the larger bore pipe used on bigger buildings, commercial projects and properties with higher roof areas that generate more rainwater run-off. Ordering the correct clip size ensures a snug, rattle-free fit around the pipe.

Powder coating in any RAL colour

The clip is visible on the wall alongside the downpipe, so it needs to match. A mill finish clip next to a powder coated downpipe looks out of place and immediately cheapens the overall appearance. We coat the clip to the same RAL colour as the rest of the system, so every component on the wall reads as one unified installation.

Aluminium construction for lasting performance

The clip is made from the same aluminium as the downpipe itself. That means it will not rust, will not corrode in the UK climate, and will not weaken or become brittle over time. Compared to plastic clips that crack in cold weather or steel clips that eventually rust, aluminium gives you a clip that lasts as long as the pipe it is holding.

Lightweight and easy to fit

The clip is simple to install. Fix the wall bracket using appropriate screws and plugs for the substrate, adjust the stand-off to the required distance, and tighten the clip around the pipe. A drill, a spanner and a spirit level are all you need. On a typical domestic downpipe run with three or four clips, the whole job takes minutes.

Made in the UK, shipped fast

We supply these clips from our facility in Chelmsford, Essex. Whether you need two clips for a single downpipe or fifty for a commercial project, we will get them to you quickly.

Technical Specifications

Material: Aluminium

Type: Adjustable stand-off pipe clip for round aluminium downpipe

Available Sizes: 76mm, 100mm

Stand-Off: Adjustable to suit the wall surface and required projection

Finish Options: Mill finish as standard, or polyester powder coated (PPC) to any RAL colour

Compatible With: Online Metal Store Ltd aluminium round downpipe system

Recommended Fixing Centres: Maximum 2 metre intervals along the downpipe run

Manufactured In: United Kingdom

Choosing the Right Size

The clip size must match the downpipe diameter. It is as simple as that.

• 76mm clip for 76mm (3 inch) round aluminium downpipe. This is the standard domestic size used on most houses, extensions and smaller commercial buildings across the UK.

• 100mm clip for 100mm (4 inch) round aluminium downpipe. This larger size handles higher water volumes and is used on bigger buildings, commercial properties, multi-storey developments and any roof area where the rainwater discharge exceeds the capacity of a 76mm pipe.

If you are unsure which downpipe size is installed or specified on your project, measure the external diameter of the pipe. A 76mm pipe measures approximately 76mm across the outside, and a 100mm pipe measures approximately 100mm. Order the matching clip.

How Many Clips Do You Need?

The general rule is one clip at a maximum of every 2 metres along the downpipe run, plus one at the top just below the offset from the gutter outlet, and one at the bottom just above the shoe or connection to the drain. A standard two-storey house with a downpipe run of around 5 to 6 metres typically needs three or four clips per pipe.

On taller buildings or in exposed locations where wind loading is a factor, closer clip spacing gives extra security. If in doubt, add an extra clip. They are inexpensive and the additional support keeps the pipe stable in high winds.

Where Adjustable Downpipe Clips Are Used

Domestic gutter and downpipe installations

The most common application. Every aluminium downpipe run on a house, extension, garage or outbuilding needs clips to hold it against the wall. On a typical domestic property in Essex or the South East, you will find one or two downpipe runs, each needing three to four clips. These clips work with our complete aluminium round downpipe system, which includes 3 metre downpipe lengths, bends, shoes and offsets.

Commercial rainwater systems

On larger commercial buildings, the downpipe runs are longer, the pipes are bigger (usually 100mm), and the clip count per run is higher. The adjustable stand-off is especially useful on commercial facades where cladding, render or uneven blockwork makes it difficult to get a fixed clip to sit properly. Powder coating the clips to match the building colour scheme keeps the rainwater system looking coordinated and professional.

Replacement and retrofit work

When replacing old plastic or cast iron downpipes with aluminium, the existing clip positions may not suit the new pipe. The adjustable stand-off on our clip compensates for differences in wall surface and fixing position, making the retrofit straightforward without needing to re-drill every fixing point.

Listed buildings and conservation areas

On heritage properties where the rainwater system is visible and contributes to the building's character, a properly colour-matched aluminium downpipe with matching clips gives a clean, authentic appearance. Our aluminium half round gutter system paired with round downpipes and colour-matched clips is a popular specification for period properties across the UK where the conservation officer requires a traditional appearance without the drawbacks of cast iron.

Frequently Asked Questions

What size downpipe clip do I need?

Match the clip size to the downpipe diameter. Use the 76mm clip for 76mm (3 inch) round downpipe and the 100mm clip for 100mm (4 inch) round downpipe. If you are unsure, measure the outside diameter of the pipe and order the corresponding clip.

How far apart should downpipe clips be?

Clips should be fitted at a maximum of 2 metre intervals along the downpipe run. You also need one clip just below the offset at the top and one just above the shoe or drain connection at the bottom. A standard two-storey domestic downpipe run typically needs three or four clips. On taller buildings or exposed sites, closer spacing provides extra stability.

What is an adjustable downpipe clip?

An adjustable downpipe clip has a stand-off bracket that allows you to set the distance between the pipe and the wall. This is useful when fixing to uneven surfaces, rendered walls, or walls with projecting features. It keeps the downpipe straight and plumb regardless of the wall profile behind it.

Can aluminium downpipe clips be powder coated?

Yes. We offer powder coating in any RAL colour. The clip should always be colour-matched to the downpipe and gutter system for a consistent, professional appearance. Select your RAL colour when you order and we will coat the clip to match.

How do you fix an aluminium downpipe clip to a wall?

Drill a hole in the wall at the required fixing point, insert an appropriate wall plug for the substrate (masonry, block, timber), and screw the clip bracket into place. Adjust the stand-off to set the distance between the pipe and the wall. Slide the pipe into the clip and tighten to secure. Use a spirit level to check the pipe is plumb before tightening the final clip.

Aluminium vs Plastic vs Cast Iron Downpipe Clips

Aluminium clips

Lightweight, corrosion-resistant and long-lasting. Will not crack in frost, rust in rain or degrade under UV exposure. Powder coated to any RAL colour for a fully coordinated system appearance. Adjustable stand-off for uneven walls. The standard choice for aluminium rainwater systems on both domestic and commercial UK buildings.

Plastic clips

The cheapest option upfront. Lightweight and easy to fit. However, plastic clips become brittle in cold weather and can crack or snap, especially after a few winters. Colour options are limited and the finish fades over time. Not suitable for heavier aluminium or cast iron downpipes. Fine for basic uPVC systems, but a poor match for an aluminium downpipe where the clip needs to last as long as the pipe.

Cast iron clips

Traditional and robust. Suited to heritage and period properties where cast iron rainwater goods are specified. Considerably heavier than aluminium and prone to rust if the paint finish is damaged. More expensive than aluminium. Still the correct choice on listed buildings where the conservation officer requires traditional materials, but overkill and overweight for standard domestic or commercial aluminium systems.

For aluminium downpipe systems, aluminium clips are the right match. They are built from the same material, they can be powder coated to the same colour, and they last as long as the pipe they are holding.

Part of a Complete Round Downpipe System

This adjustable pipe clip is one component in a complete aluminium round downpipe system manufactured by Online Metal Store Ltd. The full system includes round downpipe in 3 metre lengths, adjustable pipe clips (this product), downpipe bends, downpipe shoes, adjustable offsets and internal joiners. The downpipe system connects to our aluminium half round gutter via a round gutter outlet. Ordering all components together ensures a colour match and profile match across the entire rainwater system.

Standards and Compliance

Downpipe clips should be fitted at a maximum of 2 metre centres in accordance with the pipe manufacturer's recommendations and general UK best practice for rainwater systems. Fixings must be suitable for the substrate and capable of supporting the weight of the pipe when full of water. Our aluminium downpipe system is manufactured to meet the requirements of BS EN 612 (eaves gutters and rainwater downpipes). Stainless steel fixings are recommended for masonry substrates to avoid galvanic corrosion between dissimilar metals.