Ductal definitions

Ductal

1) Channel related 2) Relating to a duct
Found on https://www.crosswordclues.com/clue/ductal

Ductal® is a proprietary pre-mixed ultra-high performance concrete whose physical characteristics allegedly exceed those of common concrete used in the construction of buildings. It is manufactured by Lafarge and Bouygues. Ductal® is claimed to have high compressive strength and flexural resistance compared to other concretes. It also has high d...
Found on http://en.wikipedia.org/wiki/Ductal