Min. Order Reference FOB Price
1000 Pieces US$10.00-15.00 / Piece
Product Description
What should boiler pressure be psi? The highest pressure the boiler should ever see is stamped on the boiler tag - Usually 30- or 50-psi. The pressure the system is designed to operate at is usually 12- to 25-psi for a two-story house, and 18- to 25-psi for a three-story house. Item ...