Products description - Ventilation disc 13cm HI - Oxygen
Top quality grey airstones hardened in the oven at 1300°C. The stones are very fine pored for optimal ventilation.
Corrosion-free and shock-resistant. Application areas oxygen, air, seawater, and ozone in ponds, breeding facilities and
Air output: 2-4 ltr/min
Connection: 4/9 mm
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