c02 regulator

Both items are new and never used. Screen protective film still on, bubble wrap still taped, bags are sealed etc. Milwaukee MC125 PH & ORP Controller - SOLD shipped Milwaukee MA957 CO2 Regulator - SOLD Shipped

Brand New in the box. You pay the shipping but it shouldn’t be that expensive. Send me a message if interested.

Used for about 6 months and then took offline, too much production for me currently. Asking 550$ for both and I'll throw in an apex ph probe. Willing to ship for additional Reactor, probe, media, 2 stage GLA regulator all for 525$

Vertex cd6 reactor $300 Aquarium plants regulator $250 SOLD Master flex 7523-60 $400 2-5lb c02 tanks $150 SOLD $1000 for Local pickup Willing to ship.

Calcium reactor C02 regulator

I need to buy a c02 regular for my calcium reactor and I can’t afford anything fancy like the carbon doser, what cheaper regulators would you guys recommend? Does the output pressure have be be adjustable? I found one for 60$ but the output pressure is not adjustable and it’s at 20-35 is that to...