ANSI 124.1.2-2005 pdf download American National Standard for Plastic Bathtub and Shower Units
2.1.3 Supporting structure. The material of the supporting structure integral with the unit and its attachment shall be adequate to meet the performance requirements of this standard. 2.2 Dimensional tolerances. The finished trim dimensional tolerances for units shall be the manufacturer’s stated “rough-in”dimensions.
2.3 Units for testing. Units to be inspected and tested shall be taken from finished-goods inventory.
2.4 Installation instructions. Each unit shall be supplied with a copy of the manufacturer’s written installation instructions, unless intended to be installed by the manufac- turer.
2.5 Care and maintenance instructions. Each unit shall be supplied with a copy of the manufacturer’s written care and maintenance instructions affixed to the unit in a con- spicuous location and shall state, “To be removed for use by the occupant.”
2.6 Identification. Manufacturer’s name or trademark, or both, shall be permanently and legibly marked on the unit so as to be visible after installation. 2.6.1 Field installed flange kits shall be marked on the package or the product with at least the following: (a) manacturer’s name or trademark, (b) kit model number, (c) model number of the fixture(s).
2.7 Grab bars. Where integral grab bars are provided as part of the finished unit, the grab bars shall meet the requirements of Section 7, Test Methods of ASTM F 446. 2.8 Raised flanges and tiling beads.
2.8.1 Bathtubs intended for installation against a verti- cal surface (wall) shall incorporate a raised flange or bead not less than 7.9 mm (5/16 in.) above the rim at any point. The bottom of any hole in the flange shall not be less than 7.9 mm (5/16 in.) above the flood level surface of the tub. The raised flange or bead shall be: (a) integral with the bathtub; (b) added to the island tub in the factory; or (c) field installed using an optional installation kit.
2.8.2 Shower bases intended for installation against a vertical surface (wall) shall incorporate a raised flange not less than 25.4 mm (1 in.) above the rim at any point. The raised flange shall be: (a) integral with the shower base; (b) added to the shower base in the factory; or (c) field installed using an optional installation kit. Each kit shall include installation instructions. Necessary parts and fasteners shall be provided or specified by the manufacturer. The effectiveness of the moisture seal between the field installed flange and the fixture shall be tested in accordance with Section 6.2.
2.9 Commonly used nomenclature are shown in Figures 9(a) through 9(c)
3. Workmanship and finish
3.1 Unit preparation. 1 The unit shall be washed with a standard liquid detergent 2 and water solution, rinsed with clear water, and dried 3 prior to the application of ink and standard dirt as specified in 3.3.1 and 3.4.1.
3.2 Method of inspection of unit surface. The surface of the unit shall be inspected visually for defects and blemish- es from a distance of between 305 and 610 mm (1 and 2 ft.) after being inked or soiled in accordance with the ink test (see 3.3.1) and the standard dirt test (see 3.4.1). The light source shall be equivalent to an illumination intensity near the surface to be inspected of 1615 ± 540 lx (150 ± 50 foot- candles).