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- Rainwater
- Coping & Fascia
- Architectual
- Drainage
- Roof
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- Rainwater
- Coping & Fascia
- Architectual
- Drainage
- Roof
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Aluminium
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Aluminium Gutters
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Cast Aluminium
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Cast Aluminium Gutters
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Cast Iron
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Cast Iron Gutters
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Steel
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Steel Gutters
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Plastic
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Plastic Gutters
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Copper & Zinc
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Copper & Zinc Gutters
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GRP
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GRP Gutters
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Aluminium Coping
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Aluminium Coping
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Fascia & Soffit
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- Cornice Profile A
- Cornice Profile B
- Cornice Profile C
- Fascia Soffit Profile F
- Cornice Fascia Profile G
- Cornice Profile H
- Cornice Fascia Profile J
- Cornice Fascia Profile K
- Cornice Fascia Profile L
- Cornice Fascia Profile M
- Fascia Board Profile N
- Fascia Board Profile P
- Fascia Band Profile Q
- Band Course Profile R
- Band Course Profile S
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Fascia & Soffit
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- Cornice Profile A
- Cornice Profile B
- Cornice Profile C
- Fascia Soffit Profile F
- Cornice Fascia Profile G
- Cornice Profile H
- Cornice Fascia Profile J
- Cornice Fascia Profile K
- Cornice Fascia Profile L
- Cornice Fascia Profile M
- Fascia Board Profile N
- Fascia Board Profile P
- Fascia Band Profile Q
- Band Course Profile R
- Band Course Profile S
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Cills, Trims & Flashings
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Cills, Trims & Flashings
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Modular Systems
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Modular Systems
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Cladding
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Cladding
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Door Canopies
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Door Canopies
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Rain Chains
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Rain Chains
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Street Furniture
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Street Furniture
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Roof Lights & Lanterns
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Roof Lights & Lanterns
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Roof Outlets
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Roof Outlets
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Metal Soil & Waste
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Metal Soil & Waste
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Plastic Soil & Waste
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Plastic Soil & Waste
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Gullies
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Gullies
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Linear Channels
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Linear Channels
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Shower Drains
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Shower Drains
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Couplings
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Couplings
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Seamed Roofing
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Seamed Roofing
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Flat Roof
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Flat Roof
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Roof Lights
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Roof Lights
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Pedestals
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Pedestals
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Aluminum Deck
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Aluminum Deck
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- Inspiration Video Gallery Case Studies
Rectangular Cast Aluminium Downpipe
Rectangular cast aluminium downpipes provide a traditional cast iron appearance with the benefits of lightweight, corrosion-resistant aluminium. Designed for heritage restorations, listed buildings, and high-quality new builds, these downpipes strike a balance between aesthetic appeal and long-lasting performance.
Part of the Alumasc Heritage range, rectangular downpipes are crafted to replicate classic cast iron detailing while offering the advantages of modern aluminium. We also stock round and square downpipes, allowing you to maintain architectural consistency across different rooflines and building styles.
Our rectangular cast aluminium downpipes are available in diameters ranging from 63mm to 150mm, catering to a variety of rainwater capacities and property requirements. Supplied in 1m, 2m, and 3m lengths, they offer flexibility for both small and large-scale projects, ensuring a seamless and professional installation.
Complete Gutter System Solutions
At Gutter Centre, you can create a full aluminium gutter system to complement your rectangular downpipes. Our range of components includes:
Matching gutters to suit your downpipe profile
Stop ends for neat terminations
Hopper heads for decorative and functional water flow
Brackets, clips, and accessories for secure installation
This ensures a cohesive and durable rainwater system with components designed to work together seamlessly.
Explore Rectangular Cast Aluminium Downpipes
Upgrade your property’s rainwater system with rectangular cast aluminium downpipes from the Alumasc Heritage range. Combining classic styling with modern performance, they are ideal for both restoration and new-build projects.
Browse our full range online or contact Gutter Centre for expert advice, bespoke colour options, and technical support tailored to your project.
Alumasc Heritage Rectangular Cast Aluminium Socketed Downpipe with Ears 1m & 2m
Alumasc Heritage Rectangular Cast Aluminium Socketed Downpipe Without Ears x 3m
Alumasc Heritage Rectangular Cast Aluminium Socketed Downpipe Without Ears 1m & 2m
Alumasc Heritage Rectangular Cast Aluminium Square Socket With Ears
Alumasc Heritage Rectangular Cast Aluminium Pipe Clip Standard
Alumasc Heritage Rectangular Cast Aluminium Pipe Clip With Small Base
Alumasc Heritage Rectangular Cast Aluminium Pipe Clip With Extension Base
Alumasc Rectangular Cast Aluminium Socketed Bend 112.5 degree F&B Without Ears
Alumasc Rectangular Cast Aluminium Socketed Bend 112.5 degree L&R Without Ears
Alumasc Rectangular Cast Aluminium Socketed Bend 135 degree F&B Without Ears
Alumasc Rectangular Cast Aluminium Socketed Bend 135 degree L&R Without Ears
Alumasc Rectangular Cast Aluminium Socketed Bend 92.5 degree F&B Without Ears
Alumasc Rectangular Cast Aluminium Socketed Bend 92.5 degree L&R Without Ears
Aumasc Heritage Rectangular Cast Aluminium Socketed Offset Pipe 112.5 degree
Alumasc Heritage Rectangular Cast Aluminium Branch 135 degree L&R Without Ears
Alumasc Heritage Rectangular Cast Aluminium Socketed Branch 135 L&R Without Ears
Alumasc Heritage Rectangular Cast Aluminium Socketed Branch 92.5 Without Ears
Alumasc Heritage Rectangular Cast Aluminium Socketed Shoe Front With Ears
Alumasc Heritage Rectangular Cast Aluminium Socketed Shoe Front Without Ears
Alumasc Heritage Rectangular Cast Aluminium Socketed Two Part Offset Pipe 112.5
Alumasc Backing Foam x 10m Roll
Alumasc Touch Up Paint 125ml
Alumasc 400ml Fast Drying Solvent Cleaner
- -10%
Alumasc Heritage Rectangular Cast Aluminium Rainwater Head Rectangular
Alumasc Heritage Rectangular Cast Aluminium Chatsworth No Motif Rainwater Head
Alumasc Heritage Rectangular Cast Aluminium Chatsworth Rainwater Head
Alumasc Heritage Rectangular Cast Aluminium Berkeley Rainwater Head
Alumasc Heritage Rectangular Cast Aluminium Rainwater Head Ornamental
No 12 x 2" Roundhead Woodscrew
Alumasc Aluminium Square / Rectangular Pipe Cover
Alumasc Aluminium Access plate only, c/w gasket & bolts
- -10%
Universal Rainwater Diverter for Sqaure Downpipes
Anthracite Grey Low Modulus Sealant 380ml
- -10%