Fresh air through increasing oxygen jomda CARDS were abandoned special fan, airway pressure uniform expansion and achieve aerator, large fine bubbles design value (diameter from 20 30UM), and in the water pipe smoke drift, rise in the extremely slow, dissolved oxygen has obvious effect, thus greatly improve the oxygen in water, electricity, improve liquidity increases the breeding density. Apply pressure range wide: 10 80kpa Applicable scope: 1 5 depth The hoses can be wrapped in steel plate, and the corresponding plastic tube with a tee, suitable for all kinds of fish, to the layout of the real benefit farmers Outer diameter:25mm Inner diameter:16mm Wall thickness:7mm Metres heavy:325g Packing quantity:100m Pressure requirements:20kpa inside diameteroutside diameterworking pressureburst pressureweightbending radiusmminchmminchbarpsibarpsikg/mlbs/ftmm200.79281.11725017025000.530.36295160.632511725017025000.680.46272.5120.47180.711725017025000.900.62255100.39160.631725017025001.300.8723590.35140.551725017025001.601.10210