Oase DN50 Filter Discharge Pipework

Oase DN50 Filter Discharge Pipework

Genuine 50mm Pipe and 45° Bend for Oase Pond Filter Returns

Build or Extend Your Oase DN50 Filter Return

Oase DN50 Filter Discharge Pipework provides a convenient way to construct, extend, repair or modify the water return from a compatible Oase pond filter. Available as either a 48cm straight discharge pipe or a 45° connection bend, these genuine Oase components can be combined to create a practical return route suited to the position of your filter, pond and surrounding landscaping.

The DN50 pipework has a stated diameter of 50mm and is designed for selected Oase flow-through filtration systems with compatible discharge connections. It provides a properly matched route for carrying filtered water away from the filter and returning it towards the pond, waterfall, stream or another suitable return point.

A correctly planned discharge route is an important part of an effective pond filtration installation. After water has passed through the filter, it must be able to leave the unit freely without unnecessary restrictions, poorly aligned fittings or sections of pipework that rise above the filter outlet.

This is particularly important with gravity-return filtration systems. The filter must be positioned high enough for water to travel naturally from the outlet back towards the pond. The pipework should maintain a suitable downward fall and should be kept as short, direct and unrestricted as the installation allows.

Two Useful DN50 Variations

The 48cm straight pipe can be used to extend the filter outlet, connect the filter to another compatible fitting or create a direct section of water-return pipework. Its compact length makes it suitable for installations where the filter is positioned relatively close to the pond or final return point.

The 45° bend provides a gradual change of direction where the return pipework cannot travel in a completely straight line. It can be used to route the pipe around filtration equipment, the side of a filter house, landscaping or other obstacles without creating an unnecessarily sharp corner.

Multiple straight sections and bends can be combined where a longer or more complex route is required. However, unnecessary changes of direction should be avoided, particularly with gravity returns where excessive bends or poorly arranged pipework can restrict the flow leaving the filter.

Genuine Oase Filter Pipework

Using genuine Oase components helps ensure the pipework is designed for the corresponding DN50 filter connections. Pipework that appears to have a similar diameter may not always have the same socket arrangement, dimensions or fit.

The modular push-fit format makes the components straightforward to assemble. The pipe and bend should be correctly aligned and pushed fully into the adjoining filter outlet, socket or compatible DN50 fitting. Connecting surfaces should be clean and free from dirt or debris before assembly.

Longer pipe runs should be independently supported so that their weight does not pull against the filter outlet. Correct support helps protect the filter body, keeps the pipework properly aligned and creates a neater, more professional installation.

The return can discharge directly into the pond or form part of a route supplying a waterfall, stream, cascade or return channel. The most appropriate arrangement will depend on the filter model, installation height, available space and position of the intended return point.

These components are suitable for new pond installations, filtration upgrades and repairs to established systems. They can also be used when relocating a filter or altering the position of an existing pond return.

Select either the 48cm straight pipe or the 45° bend from the variation menu before adding the product to your basket.

Available Variations

48cm Straight Discharge Pipe

A straight 480mm section of black DN50 discharge pipe for extending the outlet from a compatible Oase filter or connecting additional DN50 components.

Oase product code: 50829
Length: 480mm
Diameter: 50mm

45° Connection Bend

A black DN50 connection elbow that creates a gradual 45-degree change of direction within the filter discharge or water-return route.

Oase product code: 50833
Angle: 45 degrees
Diameter: 50mm

Key Benefits

• Genuine Oase filter discharge components
• Choice of 48cm straight pipe or 45° bend
• DN50 pipework with a 50mm diameter
• Suitable for compatible flow-through pond filters
• Helps create a clear and organised water return
• Push-fit format for straightforward installation
• Suitable for gravity-return pipework
• Components can be combined where required
• Useful for new installations, extensions and repairs
• Discreet black finish
• Suitable for pond, stream and waterfall returns
• One selected pipe or bend supplied

Compatible Oase Equipment

The DN50 pipework is suitable for selected Oase pond filters and filtration equipment with compatible DN50 discharge connections, including models within ranges such as:

• Oase BioSmart
• Oase BioSmart Set
• Oase BioTec
• Oase BioTec ScreenMatic
• Selected earlier Oase ScreenMatic filter systems

Compatibility can vary according to the exact filter model, size, generation and installation arrangement. Some Oase filters may also have multiple outlets or use a different pipework diameter, so check the outlet dimensions and existing connections before ordering.

Choosing the Correct Variation

Choose the 48cm straight pipe when you need to:

• Extend the outlet away from the filter
• Cover a short distance towards the pond return
• Connect the filter to another DN50 component
• Replace a damaged straight pipe section
• Create a direct gravity-return route

Choose the 45° bend when you need to:

• Change the direction of the return pipework
• Route the pipe around equipment or structures
• Create a gradual turn in the discharge route
• Redirect water towards a waterfall or stream
• Alter an existing DN50 pipework arrangement

Common Uses

• Constructing a new filter-to-pond return
• Extending an existing DN50 discharge route
• Replacing damaged or missing pipework
• Relocating a compatible Oase pond filter
• Connecting filtration equipment inside a filter house
• Directing filtered water towards the pond
• Supplying a waterfall, stream or return channel
• Modifying an existing pond filtration system
• Creating an organised gravity-return installation
• Connecting compatible Oase DN50 components

Installation Advice

Plan the complete discharge route before ordering or assembling the pipework. Identify the straight sections, bends, connectors and supports required to reach the intended return point.

Clean all connecting surfaces and remove any dirt or debris that could prevent the components from fitting securely. Carefully align each section and push it fully into position.

Do not force components together at an angle. Misaligned pipework can place unnecessary strain on the joint and the filter outlet.

Gravity-return pipework should maintain a suitable downward fall from the filter towards the pond. Avoid dips, raised sections and unnecessary bends that could restrict the flow or cause water to back up inside the filter.

Support longer, horizontal or elevated sections independently. The filter outlet should not carry the full weight of the installed return pipework.

Once the filtration system is operating, inspect every connection for leaks and confirm that the filtered water is returning freely to the pond.

Related Oase DN Pipework and Compatible Filters

Choose DN50 only where your Oase filter or module specification confirms a DN50 outlet, drain or sludge-discharge connection. If your filter uses DN75 or DN110 pipework, use the larger matching range rather than reducing the outlet unnecessarily.

DN50 is commonly relevant to selected BioSmart and BioTec ScreenMatic sludge-discharge connections, but compatibility should always be checked against the exact filter model.

• Oase DN75 Filter Discharge Pipework
• Oase DN110 Filter Discharge Pipework
• Browse Oase BioSmart filters
• Browse Oase ScreenMatic filters

Product Specifications

Brand: Oase
Product range: DN50 Filter Discharge Pipework
Product type: Pond filter discharge and return pipework
Available variations: 48cm straight pipe and 45° bend
Pipework format: DN50
Diameter: 50mm
Connection method: Push fit
Colour: Black
Straight pipe length: 480mm
Straight pipe product code: 50829
Bend angle: 45 degrees
Bend product code: 50833
Primary use: Returning filtered water from the filter
Quantity supplied: One selected pipe or bend