Simple Glass Drop checker to display current PH and there fore CO2 content of the aquarium.

Blue = Low CO2 Green = Good CO2 Levels Yellow / Lime = High CO2

Photo is of one showing ok CO2 / PH in one of my planted tanks.

++THIS LISTING IS FOR THE DROP CHECKER ONLY, 4dKH and PH solutiuons are NOT INCLUDED++

I have kits including PH checker solution and 4dKh Solution, amd I have replacement solutions available if you need them.

For a short article on why you need 4dKh reference solution and how the drop checker actually works check out this link...

http://new.mikesaquatics.co.nz/for-sale/co2-drop-checker/

++Shipping++

I ONLY SHIP ON THURSDAY. (So if you buy something Friday it won't be shipped till the following Wednesday)

I ship NZ WIDE using NZ Post Parcel Post Overnight Courier Non Signature (Yellow Ticket). As per NZ Post T&C These times are not guaranteed and Rural Deliver will take longer. I DO NOT CHARGE EXTRA FOR RURAL COMBINED SHIPPING OPTION IS ONLY AVAILABLE IF FULL SHIPPING HAS BEEN PAID ON ANOTHER AUCTION I don't ship anything anywhere for $1 !

++Combined Shipping++

I offer combined shipping for multiple auctions won within a 24 hour period at just $1 per additional auction. COMBINED SHIPPING OPTION IS ONLY AVAILABLE IF FULL SHIPPING HAS BEEN PAID ON ANOTHER AUCTION I don't ship anything anywhere for $1 !

++Pickup++ SORRY NO PICKUPS.. WE NO LONGER HAVE A STORE ALL TRADES ARE SHIPPED ONLY

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