Look at your contract and all the specifications of the project. See what is written about the installation.
Talk to the contractor. Question their choices.
If not satisfied with the answers, write ... read more
What causes large gaps between window frames and the brick of my home? It looks like someone tried to caulk it previously, but it just pulled away again.
I agree wholeheartedly with the excellent answer provided by Christi at Callen Construction that your problem is probably caused by the different coefficient of thermal expansion of the materials invo ... read more