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the water is oxygenated
the clean water then rises and overflows into the inner return pipe
Four year parts and labour warranty and ten years on compressor and heat exchanger (parts only after year four)
dry-run protection
The microscopic pores in the rock allow for high concentrations of good bacteria
DY 104-A Air Disc 120MM Dia Tosai the water is oxygenatedExcellent quality grey blue air stones, hardened with an aluminium alloy at high temperature (1300C). The stones are very porous and produce very fine air bubbles for optimal aeration. Corrosion free and shock resistant. Suitable for oxygen, air, seawater and ozone in ponds, aquaculture, ozone generators and medical applications.
