During the lifetime of your shower, you may find you will need access to all components in one capacity or another. The idea is having all items interchangeable and serviceable to prolong the lifetime of your shower. Having space in front of your shower so you can pull it out is ideal as the main areas you may need access to. See the highlighted area in the picture below of the most common area you will need access to. Please ensure you have access to your shower for routine maintenance.