Timothy has written about personal finance, including detailed home renovation and repair cost guides, since 2017. His work covers everything from plumbing and roofing to solar and pest control. Find ...

TXVs control a set amount of evaporator superheat to maintain an active evaporator. By controlling evaporator superheat, refrigeration and air conditioning systems can operate safer and more ...

In most refrigeration and air conditioning systems, refrigerant will want to travel, or migrate, to a place where the pressure is the lowest. During the off-cycle or especially during a long shutdown, ...

When we last spoke to the people at Microstaq Inc., maker of the silicon Ventillum microelectromechanical systems (MEMS) expansion valve IC, they were busy addressing the requirements of the HVAC ...