AquascapePRO® Dual Union Check Valve 2.0 White rubber suction feet and digital

rubber suction feet and digital keyboard with LED display

Otherwise the spider gasket will fold and the valve will leak

Use weekly for best results

Garlic Powder

The EasyPro Two-Way Air Splitter is ideal for rotary vane

AquascapePRO® Dual Union Check Valve 2.0 White rubber suction feet and digitalThe AquascapePRO Dual Union Check Valve 2. 0 provides a professional pump and plumbing connection inside skimmer filter systems, as well as Pondless Water Vaults. The heavy duty, swing style check valve flapper maximizes water flow through the valve when open, while preventing the backflow of water when the pump is shut off or during a power outage. Union connections on both both sides of the valve make pump and filter maintenance quick and easy