We purchased this house in 2020 as new construction. We've had issues with moisture since day 1. We've had over a hundred emails with their warranty department over moisture related issues, including paint, drywall, grade, slab-foundation, flooring, stormwater drainage, and the like. Mattamy has already replaced the floor once for cupping. The exact same issue with the same exact cause is occuring and Mattamy will not address the issue. I hired a home inspector and they verified the issue. I have a 72 page report in a 6 year old house, which isn't right. We need the flooring and grading issues addressed. read more