AquascapePRO® Dual Union Check Valve 2.0 Blue Thumb it saves money by using

it saves money by using power only when the temperatures require

and proper circulation in the pond via a pump

Maintenance

The Pond Digger Cold Temperature Beneficial Bacteria is of the highest quality

5" TH150 PSM 2lb CVA15TG 1

AquascapePRO® Dual Union Check Valve 2.0 Blue Thumb it saves money by usingThe 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