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it's just the noise of the co2 pushing through the ceramic. its normal.

Re: Re: UP inline co2 or the new super mist diffuser Its only been running 2 days. Its a DIY special. 1.5 litre tall plastic container with an eheim pump in it. It's connected to a timer to run for 1 minute a day. The container holds 12 one minute doses so I add 12 days worth of ferts to it...

I just bought an Up Inline - I also condsidered a DIY inline venturi like the aqua medic one but decided i was running out of room under the tank (2kg FE, 2 external filters, 2l auto dosing system...) Currently I have an internal venturi reactor but I don't like equipment in the tank.

They hold just over 300g of CO2 i think and they are just under £9 in Asda. You can get 600g disposable welding gas cans for about £12. A 2kg FE is about £20-25 Your local independant drinks supplier will have 3.2Kg bottles that are about £70 to buy and then £10 to refill. You do the maths...

It's been nearly 12 months and I've still not found anywhere in Cornwall to refill my 2kg fire extinguishers. Anyone know of anywhere?

I get those 99p + £13 p&p FEs off ebay. I've had 4 so far and they've all been fine. I imagine the guy gets them free when doing refits or testing etc. But can't knock the price. Takes a while to deliver though - so order the next one before the old one runs out.

I've just bought the parts for this. The needle valve from luna pets; is perfect. Well worth the extra couple of pounds. Now looking for a cheap solenoid.

mixing different air mixes

I'm sorry to post another one of these but I'm desparately trying to find somewhere to get 2kg fire extinguishers or 2kg & 500g tapped canisters refilled in the Cornwall area. I can pick them up full for about £20 but I don't like the waste of having to dispose of empty canisters every few...