(July 19, 2019, 11:19 AM EDT) -- RICHMOND, Texas — A defective air conditioning unit installed in a newly built home caused mold growth that rendered the home uninhabitable, a couple says in lawsuit against the builder of the home filed June 20 in Texas state court (Daniel J. Mech, et al. v. Trendmaker Homes Inc., No. 19-DCV-263661, Texas Dist., 400th Jud. Dist., Fort Bend Co., 2019 Tex. Dist. Ct. Pleadings LEXIS 11803)....