Panel-Type Underlay Flooring

(1)  A panel-type underlay shall be provided under resilient flooring, parquet flooring, ceramic tile, felted-synthetic-fibre floor coverings or carpeting laid over lumber subflooring.

(2)  A panel-type underlay shall be provided under resilient flooring, parquet flooring, felted-synthetic-fibre floor coverings or carpeting on panel-type subflooring whose edges are unsupported.

(3)  Panel-type underlay shall be provided under ceramic tile applied with adhesive.               

(4)  Panel-type underlay shall be provided under resilient flooring on waferboard or strandboard subflooring.

Article 9.30.2.1 Ontario Regulation 332/12 Building Code,   Information published by oncodes.ca for educational purposes only.