From Multipoint door locks to cylinder, or even padlocks, we’ve got you covered with our Locks & Keys. Our range of locks is close to the thousands at MB DIY. We offer high quality products for most PVC Doors. If your unsure what type, you can contact us to speak to our expert team for any questions you have. If you don’t know your Mushroom from your Roller, your cylinder from your Mortice Sash lock, we’ve got the answers you need.