Hydronic Piping

IRC 2024 Hydronic Glycol Antifreeze: Types, Concentrations, Backflow Prevention, and Material Compatibility

When does IRC 2024 require glycol antifreeze in a hydronic system, and what type is permitted?

M2107

IRC 2024 Hydronic Pipe Insulation: Where It Is Required and Minimum R-Values

Does IRC 2024 require insulation on hydronic heating pipes, and what is the minimum R-value?

M2104

IRC 2024 Hydronic Piping Materials: Approved Pipe Types for Hot Water Heating Systems

What pipe materials does IRC 2024 approve for hydronic heating systems, and which are prohibited?

M2101

IRC 2024 Hydronic Zone Valves: Independent Zone Control, Bypass, and Balancing Requirements

What does IRC 2024 require for zone valves in a hydronic heating system, and how must zones be independently controlled?

M2105

IRC 2024 Radiant Floor Heating: Pipe Spacing, Tube Depth, and Manifold Requirements

What does IRC 2024 require for radiant floor heating pipe spacing, tube depth in slabs, and manifold placement?

M2103

IRC 2024 Radiant Floor Pressure Testing: Pre-Pour Requirements and Leak Procedures

What pressure test does IRC 2024 require for radiant floor tubing before a concrete pour, and what happens if the test fails?

M2106