Ash is mostly used for drainage. Can be mixed with any soil to improve drainage.
Road Base is commonly used for base work.
Deco is a more decorative option to crusher dust. It can be used as a pathway when compacted, and is also used to make car parks.
Recycled Underslab/Crusher Dust is an under-5mm gravel good for base work.
10mm Concrete Blend is a mixture of sand and approx. 10mm aggregate. Is commonly used as a concrete mix.