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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.
Fixtures are held in the wall of the pool or spa in a light niche. A niche is a metal can large enough to contain the fixture, cemented watertight to the side of the pool. A waterproof conduit leads away from the niche to above the water level out of the ground to a junction box.