Flame King Pressure Relief Valve for 239LB and 420LB Refrigerant Recovery Tanks with 400 PSI 3/4″ MPT Fitting Nutriants Sodium Hydroxide is a highly

Sodium Hydroxide is a highly versatile compound that finds extensive use in various applications

Extensive Compatibility: The system can be utilized with pots varying in diameters from 7

Potassium (K2O)___6

Pressure Parameters: The standard pressure for these air stones is 0

Athena Stack is a natural plant nutrient made from kelp extract

Flame King Pressure Relief Valve for 239LB and 420LB Refrigerant Recovery Tanks with 400 PSI 3/4″ MPT Fitting Nutriants Sodium Hydroxide is a highlyFlame King Pressure Relief Valve for 239LB and 420LB Refrigerant Recovery Tanks with 400 PSI 3 4 MPT Fittings (item #s YSNR239 and YSNR420 400). Valve automatically vents refrigerant vapor when internal pressure exceeds the preset safe limit; prevents tank rupture or explosion in case of overheating (e. g., due to fire or prolonged exposure to high temperatures). Durable and Solid brass construction for corrosion resistance. SAFE and SECURE UL Listed