SGHome ShopBlog Social What do you need?Product DetailsTropica CO2 System 60 refillMore Equipment & Accessories > CO2 SystemTropica CO2 System 60 refill SGD 10.00 Item not availableProduct OptionsRegular SGD10.00 Delivery East Ocean Aquatic Havelock Visit shop Aquarium Fishes, Tanks & Supplies From East Ocean Aquatic Havelock