Looking for a timber retaining wall? CB Retaining Walls/ Fencing use timber to give a fantastic natural look to your home and lawn. Timber is one of the most cost effective materials to use for your yard. So whether you need to renovate your existing lawn or divide the space in your yard into different sections, our timber retaining walls are the best choice. They are natural and can be installed without any delay. We supply the best timber from suburban sources. Rely on us for quality timber retaining walls and fencing.