Description
The Johnson Controls A-4000-144 Safety Relief Valve is a part that is supposed to add safety to an HVAC system. It functions by permitting pressure relief for a system so as not to cause a system failure or an element damage particularly in the pneumatic system. It is made from aluminum hence has the prerogative to give optimum performance and durability. It also has pressure regulator which is set at 250 Psi and is useful in regulating pressure changes. Temperature range of the valve from -20°F to 150°F makes the valve suitable for various environmental conditions.
