§ Chapter 26 IRC 2024
General Plumbing Requirements
8 entries from Chapter 26 of IRC 2024, organized by section number. Each entry covers what the code requires, why it exists, what inspectors look for, and common mistakes.
§ 01 Sections
All 8 entries.
Sorted by section number. Click any row for the full entry — answer, requirements, edition diff, related sections.
Section
Title
Question
P2503
IRC 2024 Plumbing Pressure and Drain Testing: When Tests Are Required and How to Conduct Them
P2503
What pressure and drain tests does IRC 2024 require for new residential plumbing installations?
What pressure and drain tests does IRC 2024 require for new residential plumbing installations?
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P2603.5
IRC 2024 Pipe Protection from Freezing: Insulation, Burial Depth, and Hose Bib Requirements
P2603.5
What does IRC 2024 require to protect plumbing pipes from freezing?
What does IRC 2024 require to protect plumbing pipes from freezing?
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P2604
IRC 2024 Pipe Trenching and Backfill: Depth, Bedding, Compaction, and Debris Requirements
P2604
What does IRC 2024 require for trenching and backfill when installing underground plumbing?
What does IRC 2024 require for trenching and backfill when installing underground plumbing?
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P2604
IRC 2024 Underground Pipe Burial: Depth, Separation from Sewer, and Tracer Wire Requirements
P2604
What are the IRC 2024 minimum burial depth and separation requirements for underground water and sewer lines?
What are the IRC 2024 minimum burial depth and separation requirements for underground water and sewer lines?
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P2605
IRC 2024 Pipe Support Spacing: Hangers and Supports for PEX, Copper, PVC, and Cast Iron
P2605
What are the IRC 2024 pipe support spacing requirements for different pipe materials?
What are the IRC 2024 pipe support spacing requirements for different pipe materials?
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P2606
IRC 2024 Pipe Penetrations and Firestopping: Sealing Plumbing Through Fire-Rated Assemblies
P2606
What does IRC 2024 require for sealing pipe penetrations through fire-rated walls and floors?
What does IRC 2024 require for sealing pipe penetrations through fire-rated walls and floors?
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P2609
IRC 2024 Approved Plumbing Materials: Listing Requirements, Prohibited Materials, and Label Rules
P2609
What materials does IRC 2024 approve for residential plumbing, and what is prohibited?
What materials does IRC 2024 approve for residential plumbing, and what is prohibited?
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P2609.1
IRC 2024 Lead-Free Plumbing Requirements: 0.25% Limit, NSF 372, and Federal SDWA Compliance
P2609.1
What are the lead-free requirements for plumbing materials under IRC 2024 and the Safe Drinking Water Act?
What are the lead-free requirements for plumbing materials under IRC 2024 and the Safe Drinking Water Act?
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§ 02 Chapter navigation