CHECK VALVE DUAL UNION 2.0

The Check Valve Dual Union 2.0 from Aquascape is a professional-grade valve designed to prevent backflow and water siphoning in ponds, waterfalls, filtration systems, and pump installations. With a true union design, the valve allows for easy installation and removal without cutting pipes—perfect for routine maintenance and system upgrades.

Available in multiple configurations, including standard 2", 1-1/2" FPT x 2" Slip, 2" FPT x 2" Slip, and 2" MPT x 2" Slip, this valve system provides a wide range of compatibility for different plumbing setups. It’s ideal for use with external and submersible pumps in Aquascape systems and beyond.

Replacement parts like threaded collars (Qty 2) and O-rings (Qty 4) are also available for long-term servicing and efficient performance.

✅ Key Features:

• Prevents Backflow: Essential for protecting pumps and filtration equipment

• True Union Design: Easily remove or replace without cutting plumbing

• Multiple Connection Types: Compatible with FPT, MPT, and Slip fittings

• High-Quality PVC Construction: UV-resistant and weatherproof

• Serviceable Components: Includes replaceable collars and O-rings

• Free Shipping is valid for orders with a subtotal exceeding $199 and all orders will be shipped via UPS. Items purchased for delivery after 3pm will ship the following day. Items purchased for delivery after 3pm on Friday will ship Monday.
• Koi Fish only ship Monday- Wednesday. For orders placed after 3pm on Wednesday, the order will be shipped the following Monday.
• For Motor Freight (LTL) Shipments, oversized or heavy items unsuitable for traditional parcel delivery will be dispatched through a motor freight carrier, as indicated on the product page. Once the carrier receives your order, they will reach out to arrange a delivery time. An individual aged 18 or older must be present to sign for the delivery.
• You may return or exchange an unused or unopened item for a refund (excluding shipping and handling charges) within 30 days of purchase. Following 30 days, the item may be returned in exchange for a store credit. Used chemicals and fish food are not returnable. In addition, all sales on Japanese Koi are final and non-refundable. Should you have any questions or concerns when your fish arrive, please call 908-420-9908.