Aquascape Check Valve Dual Union 2.0 – 2″ MPT × 2″ Slip

Aquascape Check Valve Dual Union 2.0 – 2" MPT × 2" Slip

Aquascape Check Valve Dual Union 2.0 – 2" MPT × 2" Slip is a genuine product from Aquascape’s check valve or part range, supplied through the current UK contractor catalogue. It sits within our Aquascape selection of serviceable pond-pump check valves and conversion parts. We list the original Aquascape part number and verified specification so it can be matched accurately with the rest of the system.

Product overview: Don't be fooled with knock-off check valves and replacement filter parts. Aquascape filter parts are the industry standard.

It is intended for projects involving Pond and Water Feature Installation. Rather than choosing it in isolation, consider the water volume or flow, physical space, connection sizes, electrical requirements and maintenance access that apply to the finished installation.

What this Aquascape product is for

A serviceable check valve prevents water draining backwards when the pump stops and allows equipment to be removed without emptying the circuit. Keep unions accessible and confirm the exact pipe standard and size.

Our practical approach is to work backwards from the finished feature. Confirm what the component must do, where it will sit, how it connects and how it can be reached later. That produces a tidier installation and greatly reduces the risk of ordering a part that is physically similar but technically unsuitable.

Key features and benefits

• Genuine Aquascape check valve or part for a coordinated installation
• Suitable for pond and water feature installation
• Selected from the current UK contractor range
• Backed by product-specific technical and compatibility checks

Verified technical information

The details below combine the 2026 UK contractor schedule with current Aquascape and authorised Landscape Plus product information. Where a family contains several sizes, always use the values for part number 48023.

Compatibility and installation advice

Check the Aquascape part number before ordering, particularly for replacement parts, fittings and products that have changed across generations. For pumps and plumbing, confirm the real operating flow and connection bore. For electrical equipment, confirm the UK power supply, transformer capacity and installation environment. For structural products, allow for ground preparation, finished water level and safe access.

Our practical advice: send us the product numbers of the Aquascape components you already own, or a sketch of the proposed pond or water feature. We can help check the combination before you commit to excavation, pipework or electrical work.

Plan this product as part of the complete system

Aquascape Check Valve Dual Union 2.0 – 2" MPT × 2" Slip belongs in our Aquascape Check Valves range. For a dependable installation, check the components immediately before and after it in the system: water source or reservoir, pump duty, pipe bore, filtration or outlet, electrical supply and future service access. You can also use the complete Aquascape range to plan the project from the finished effect backwards.

Useful Aquascape sections: Aquascape Check Valves · Aquascape Plumbing & Fittings · Aquascape Pumps & Spares · Aquascape Pond Filtration · Aquascape Reservoirs & Water Storage.

Related Aquascape products to compare

These genuine Aquascape products sit closest to this item within the same installation family. Use the manufacturer part number, dimensions and stated compatibility on each page before substituting one component for another.

• Aquascape Check Valve Dual Union 2.0 – O-Ring Pack of 4 – compare its role, dimensions and Aquascape part number.
• Aquascape Check Valve Dual Union 2.0 – Threaded Collar Pack of 2 – compare its role, dimensions and Aquascape part number.
• Aquascape Ball Valve 1-1/2" FPT – compare its role, dimensions and Aquascape part number.
• Aquascape Ball Valve 3/4" Barb – compare its role, dimensions and Aquascape part number.