Hello and Welcome to here, You don't worry about this matter I can help you actually I'm not a door specialist but I know many construction companies so I will tell you about company they are very professional.
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
DIY Home Improvement Forum
A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Helping You to Do It Yourself!