The Internal Revenue Service (IRS) administers and enforces U.S. federal tax laws.
Swimming Steel Wall Pool. Disclaimer: This Installation Booklet is to be used ONLY as a basic guide and. information on the installation of an inground steel wall vinyl liner swimming pool. There are multiple construction methods and techniques that can be used in the. construction of an inground swimming pool. In addition, the construction of an.
Plasterboard sheet lining. Plasterboard is a commonly used wall and ceiling lining, and water-resistant grades are available for use in wet areas. It can be applied directly to timber or steel framing, or to strapped concrete or concrete masonry walls.ther wet area wall linings that are not listed in E3/AS1 (so must be consented as an Alternative Solution) include: 1  profiled and sheet metals (provided the material has an air barrier behind it to prevent moisture migrating into the framing behind). 2  acrylic panels. 3  polyurethane and epoxy-based coating systems.