Wavin OsmaWeld Knuckle Bend - 90 Degree - 32mm - White
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Product Information
Full details
This guide is for plumbers and DIY enthusiasts working with waste water systems. The Wavin OsmaWeld Knuckle Bend offers a secure and reliable 90-degree connection for ABS solvent weld waste pipes, ensuring a leak-free joint. While offering excellent durability, it's important to note its specific application for solvent weld systems only.
All features
| Model Part Number | 4Z160W |
|---|---|
| Brand | Osma |
Extended Product Information
FAQs
What is the primary purpose of this knuckle bend?
The Wavin OsmaWeld Knuckle Bend provides a 90-degree change in direction for ABS solvent weld waste pipe systems, allowing for efficient routing of pipes.
What type of joint does this fitting use?
This fitting uses a solvent weld joint, requiring specialized solvent cement for a secure and permanent connection.
What pipe sizes is this bend compatible with?
It is compatible with 32mm and 40mm ABS waste pipes.
Can I use this with push-fit waste pipes?
No, this fitting is specifically designed for ABS solvent weld systems and is not compatible with push-fit or other types of pipe connections.
What is the maximum temperature this fitting can handle?
It can handle a constant temperature of 60°C and intermittent discharges of water up to 90°C.
Is this fitting certified?
Yes, it is Kitemarked to BS EN 1455-1:2000, ensuring it meets relevant industry standards for waste systems.
What colours are available?
The Wavin OsmaWeld system, including this bend, is available in Black, White, and Grey.
Troubleshooting
Leaking joint
Check if sufficient solvent cement was applied and if the joint was held during the initial setting period. Ensure pipes and sockets were clean and dry before application. Re-solvent weld if necessary, following proper procedures.
Difficulty inserting pipe
Ensure both the pipe end and the fitting socket are clear of obstructions. Check for damage to the pipe end or socket. Ensure correct pipe size is being used.
Slow drainage after installation
Verify that the 90-degree bend has not created an internal obstruction. Ensure there are no other blockages within the waste system. Check for correct pipe falls.
Pros and Cons
Pros
- Provides a secure and leak-proof connection via solvent welding.
- Durable ABS construction ensures longevity.
- Kitemarked certification guarantees quality and compliance.
- Available in multiple colors to suit different aesthetics.
- Suitable for a range of waste temperatures.
Cons
- Requires specialized solvent cement for installation.
- Not compatible with push-fit or compression fittings.
- Continuous use at maximum temperature may shorten lifespan.
Setup, Compatibility & Care
Setup:
- Ensure pipes and fitting socket are clean and dry.
- Apply appropriate solvent cement evenly to both the pipe end and the inside of the socket.
- Immediately push the pipe into the socket with a slight twisting motion until it bottoms out.
- Hold the joint firmly for 30 seconds to prevent movement.
- Allow adequate drying time as per the solvent cement manufacturer's instructions before running water through the system. Typically, 24 hours for full pressure testing.
Compatibility:
- Designed for use with ABS solvent weld pipes only.
- Compatible with 32mm and 40mm ABS pipe diameters.
- Not suitable for push-fit, compression, or other plumbing systems.
Care:
- Wipe the exterior with a damp cloth as needed. Avoid abrasive cleaners.
- Ensure the system is installed according to local building regulations and manufacturer guidelines.
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