SPARKFIRE air stone discs are made of quality and non-toxic mineral material with high temperature sintering process, these air stone bubblers are sturdy and durable; They can produce fine bubbles for oxygen replacement and lower carbon dioxide levels, safe for fishes to live in.
Round Flat Design: Maximizes the outlet area of the air stone to provide a larger area for bubbles. The diameter of SPARKFIRE bubble diffuser is 105mm/4.1inches.
SPARKFIRE bubble diffuser disc can be soaked for 2 hours before being applied for the first time and the hose connected to the air pump can be repeatedly plugged and unplugged more than several times, which can help the air bubbles to be more uniform. Just need brush it regularly, the air stone disc bubble diffuser will work well again.
Widely Application: the aerator diffuser is suitable for hydroponic systems, ponds, fish tanks, freshwater/ saltwater aquariums and other systems, helping extend the life of your nutrient solution, keep fish and roots of plants healthy and promote plant growth.
Package includes: 4 pcs of air stone discs and 12 pcs of suction cups, which can hold the air stone in place and prevent it from friction abrasion to increase its lifespan.
