Significant improvements have been made to the variable refrigerant flow (VRF) zoning R2-Series and Y-Series cooling and heating systems. Industry-leading efficiencies, a smaller footprint, and ...
IRVING, TX - The Plastics Pipe Institute, Inc. (PPI) today announced it has released a new, free, online software tool that aids in designing plastic pressure pipe systems using PEX, PE-RT and CPVC.