These Solid Timber Noggins installed in the correct positions are essential for the door installation It is the customers/builders responsibility to install these fixing points prior to the installation of the product. If there is any call back relating to improper fixings, or no fixings, the further work will be charged at a service call rate. All fixings are to be flush with the ceiling Garage must be fully clear, and have vehicle access and power on site, for installation to proceed.