OK. Im confused.
Is there a difference between the needle valve in these two regulators?
http://greenleafaquariums.com/co2-regulators/choice-co2-regulator.html
http://greenleafaquariums.com/co2-regulators/primo-co2-regulator.html
Is there a difference between the needle valve in these two regulators?
http://greenleafaquariums.com/co2-regulators/choice-co2-regulator.html
http://greenleafaquariums.com/co2-regulators/primo-co2-regulator.html