API Stress Zyme+ 473ml (16oz) - Keeps Aquarium Clean - Treats 940 US Gallons Fish Food 1 to 14 kgs 1-1/8

1 to 14 kgs 1-1/8 to 1-1/2 30 to 40 lbs 14 to 18 kgs 1-1/2 to 1-3/4 40 to 50 lbs 18 to 23 kgs 1-3/4 to 2 50 to 60 lbs 23 to 27 kgs 2 to 2-1/3 60 to 70 lbs 27 to 32 kgs 2-1/3 to 2-1/3 70 to 80 lbs 32 to 36 kgs 2-1/3 to 2-3/4 80 to 100 lbs 36 to 45 kgs 2-3/4 to 3-1/4

2 Pack of replacement black stainless steel scrapers for the Mag-Float Scrape - Small/Medium Glass Aquarium Cleaner

Sends real-time alerts to your phone

SR PRO Skim 80 Skimmers are built using flame polished cell-cast acrylic

API Stress Zyme+ 473ml (16oz) - Keeps Aquarium Clean - Treats 940 US Gallons Fish Food 1 to 14 kgs 1-1/8Keep your aquarium clean and water levels stable with API Stress Zyme+. Boasting 100 million live bacteria per teaspoonful, Stress Zyme+ improves the development of the biological filter and breaks down organic compounds that cause dangerous conditions such as ammonia and nitrite poisoning. It eliminates sludge build up, keeping your aquarium balanced and preventing low pH and low oxygen levels. Stress Zyme+ is safe for both freshwater and saltwater