Durable air stone diffuses water in every direction to create a dazzling underwater scene. this increases surface agitation and accelerates oxygen replenishment. also helps release carbon dioxide build-up.

Product Details
Fits standard airline tubing. attach air hose to air stone inlet place in desired position weigh airstone down or cover with gravel if necessary adjust airflow as required. fits common box filters and undergravel riser stems.
1 piece round 1 3/16 (3 cm) blue

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