P1F :
The P1F has been designed with ease of mind as the predominant feature. The simple operational characteristics of the filler unit will maintain your system cold fill pressure once working.
P1LH :
The P1LH is a continuation of the same basic principles, and as standard incorporates a low &high pressure alarm circuit, complete with the necessary volt free contacts for boiler control interface.
P1B :
The P1B brings together all the component parts of the P1LH filler unit and the system expansion vessel onto one common bedplate.
