Co2 Reg 1/4B-So-W/Chk 100:2000 Econ Brand_Accuflex They can handle a vacuum

They can handle a vacuum to 120 psi - so you need not worry about them leaking gas

Constructed from high-quality 18/10 stainless steel

easier and more accurate than a traditional hydrymeters

For a typical 5 gallon batch (1) frozen 2-liter bottle should lower wort temperature around 5 degrees

insuring easy cleanup and a long service life

Co2 Reg 1/4B-So-W/Chk 100:2000 Econ Brand_Accuflex They can handle a vacuumFoxx brand regulators have a simplistic design quality components and are priced competitively. Forged Brass Body with pressure relief Powder coated metal bonnet Tamper resistant adjustable pressure screw Metal gauges with BAR and PSI displays Foxx brand leak free shutoff with integrated back flow preventer (if applicable) Built and tested at Foxx Equipment Company Individually boxed for protection and stackability SPECIFICATIONS TYPE: Primary CO2