Pond Force™ Barley Straw Extract Natural Water Clarifier Size:16 Ounces Other than mass production

Other than mass production

The included check valve prevents back pressure on the compressor

Heavy-duty construction ensures that it will last for years

weighing 10% of the equivalent volume of lava rock

Professional research-grade carbon removes toxins and pollutants

Pond Force™ Barley Straw Extract Natural Water Clarifier Size:16 Ounces Other than mass productionPond Force Barley Straw Extract is a naturally derived water clarifier derived from barley straw. This liquid extract harnesses the clarifying power of barley straw while eliminating the unsightly appearance and eventual decay of barley straw. Each ounce treats up to 500 gallons.