Brett Martin Square Downpipe 112.5 Degree Offset Bend - 65mm - Black - BR509B

This 65mm square downpipe offset bend is designed to connect two sections of square downpipe at a ...

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B&QB&Q - Square Downpipe 65mm Black 112.5 Degree Bend Offset Angle Rainwater Gutter Drainage System Home Diy Construction
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Product Information

Full details

The Brett Martin 65mm Square Downpipe 112.5 Degree Offset Bend is designed for homeowners and contractors looking to install or repair modern, high-capacity rainwater drainage systems. Its primary benefit is the ability to navigate architectural obstructions with precision, ensuring efficient water flow through a streamlined, contemporary aesthetic. While it offers superior durability and capacity compared to half-round alternatives, users should ensure compatibility with existing 65mm square profile downpipe systems before purchase to guarantee a leak-free seal.

All features

Model Part NumberBR509B
BrandBrett Martin

Extended Product Information

FAQs

Is this bend compatible with round downpipes?

No, this component is exclusively designed for 65mm square profile downpipe systems.

Can I paint this component?

While the product is supplied in black for a finished look, if you choose to paint it, ensure you use a plastic-compatible primer and paint suitable for outdoor exposure.

Does this offset bend come with seals?

This is a push-fit style component; it relies on a precision-engineered fit. Always ensure the pipe is inserted deep enough for a secure connection.

What is the primary material?

It is made from high-quality, UV-stabilized PVC designed for long-term outdoor performance.

Can this be used for internal plumbing?

No, this component is intended specifically for external rainwater harvesting and drainage systems.

Troubleshooting

Water leaking at the joint

Ensure the pipe is pushed fully into the fitting. Check that the downpipe has not warped and that the connection is properly aligned.

Difficulty fitting onto existing pipe

Ensure the existing pipe is a standard 65mm square profile. Remove any burrs or rough edges from the cut end of the downpipe using a fine-grit file.

Pros and Cons

Pros

  • Modern square profile complements contemporary architecture
  • 20% higher flow capacity than standard half-round systems
  • Robust build quality ensures long-term performance
  • Easy to install for professional or DIY applications

Cons

  • Specific to 65mm square profile systems only
  • Not compatible with round downpipe systems
  • Requires proper measurement to ensure correct offset distance

Setup, Compatibility & Care

To install, ensure the downpipe ends are cut cleanly at a 90-degree angle to provide a secure fit. Slide the offset bend onto the existing downpipe sections. Ensure that the system is properly supported with matching pipe clips to prevent the weight of the water from causing the joints to sag over time.

This component is compatible specifically with 65mm square downpipe systems. Avoid mixing components from different manufacturers as profile dimensions may vary. For maintenance, periodically flush the system with water to remove debris like leaves or moss, and inspect the joints once a year to ensure they remain secure and watertight.

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