A&L Furniture Co. Amish-Made Poly Traditional English Chair Swing Color:Cedar It reduces ammonia levels as

It reduces ammonia levels as well as biological oxygen demand (B

The check valve will prevent water in the filter from back-flowing into the skimmer when the pump is switched off and keep water in bogs when the pump is turned off and other purposes

For indoor or outdoor use

Dosage Rate (Every 2 Weeks)

They are simple to install

A&L Furniture Co. Amish-Made Poly Traditional English Chair Swing Color:Cedar It reduces ammonia levels asRelated Product Links Seat Cushions Pillows Full Chair Cushions Hand built in the USA by Amish craftsmen, these handmade chair swings are made entirely of maintenance free, all weather poly (recycled plastic). The 3. 5" wide arms are elevated 9" above the seat. All hardware is made of marine grade 316 stainless steel. Includes standard hanging chains (hanging hooks available separately). Perfect for use on the porch or in the lawn (lawn use requires A