// CODE SNIPPET
2303.1.8.1 Floor Underlayment
Related Code Sections
2303.1.8.1 Wood, Floor Underlayment
Particleboard floor underlayment shall conform to Type PBU of ANSI A208.1. Type PBU underlayment shall be not less than 1 / 4 -inch (6.4 mm) thick ...
Building Code 2018 of Illinois > 23 Wood > 2303 Minimum Standards and Quality > 2303.1 General > 2303.1.8 Particleboard > 2303.1.8.1 Floor Underlayment
804.3 Interior Finishes, Testing and Identification
classification in accordance with Section 804.2. Carpet-type floor coverings shall be tested as proposed for use, including underlayment. Test reports ...
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1507.1.1 Roof Assemblies and Rooftop Structures, Underlayment
Underlayment for asphalt shingles, clay and concrete tile, metal roof shingles, mineral-surfaced roll roofing, slate and slate-type shingles, wood ...
Building Code 2018 of Illinois > 15 Roof Assemblies and Rooftop Structures > 1507 Requirements for Roof Coverings > 1507.1 Scope > 1507.1.1 Underlayment
1507.5.3 Roof Assemblies and Rooftop Structures, Underlayment
Underlayment shall comply with Section 1507.1.1 ...
Building Code 2018 of Illinois > 15 Roof Assemblies and Rooftop Structures > 1507 Requirements for Roof Coverings > 1507.5 Metal Roof Shingles > 1507.5.3 Underlayment