Caleffi
Articles
Plumbing, Pumping and Pumps
September 15, 2015
Pre-adjustable fill valves
553 series pre-adjustable valves can be pre-set to the required pressure value prior to charging the system.
By Caleffi
HVAC/R and Mechanical
November 26, 2014
Automatic air vent
The DISCALAIR is a high-discharge, high-performance, automatic air vent.
By Caleffi