www.floortrendsmag.com/articles/84276-laticrete-international-develops-spectralock-pro-grout
Laticrete International develops SpectraLOCK PRO grout
February 10, 2005

Laticrete International has formulated its new SpectraLOCK PRO grout, offering the same performance, color uniformity, durability and stain resistance as the original SpectraLOCK, but at a superior grade. Advantages include improved workability in hot weather, a working time of 80 minutes, increased stain and chemical resistance and reduced haze potential.