The FCR/PCR regulators offer maximum control and fuel efficiency on applications involving preheated air to the burners, or where burners are firing against varying back pressures.

• PCR调节阀具有最好的控制性能和最大的燃油效率，应用领域包括炉头预热空气，或者燃烧炉头工作在炉内压变化很大的情况下。