If you are looking to buy a new Z490 based motherboard, you should check at this review of the ASUS ROG Maximus XII Formula.
This motherboard has been designed exclusively with water-cooling enthusiasts in mind and includes a collaboration between ROG and EK Waterblocks. Integrated, there we have the Crosschill EK III cooling configuration and an assortment of water-centric features such as flow-rate headers.
