Whirlybird Wind Spinner Yard Decorations Style:Penguin EasyPro Bio-Blox filter media offers

EasyPro Bio-Blox filter media offers a great low-cost option for large volume applications

Use weekly for best results

the higher the debris retention will be

Use 2 ounces for biofilters with flow rates up to 180gph

Whirlybird Wind Spinner Yard Decorations Style:Penguin EasyPro Bio-Blox filter media offersBuilt to order, typically ships in 3 5 business days These high quality, whirlyjig wind spinners are constructed of 1" thick high quality signboard with vinyl wings. The average measurements of these whirlygigs are 18" long x 6" wide. Includes small post. Prop 65 Warning: This product can expose you to chemicals including wood dust, which is known to the State of California to cause cancer. For more information go to www. P65Warnings. ca. gov