The heating and cooling systems need water which is free from air. Using Spirovent is the best solution to get air free water. Air in the water creates lot of noise and corrosion.
The Plastics Pipe Institute (PPI) is the trade association representing the plastic pipe industry. Site includes technical information about the use of plastic pipe for water, drainage, fuel gas, conduits, plumbing, and heating. Membership rosters available for all pipe divisions.
When you choose the Spengler Company to help with your plumbing & air conditioning solutions, you are assured of a first-class, professional for homes & businesses.