Interesting and colorful paintings made with controlled pours

Ian Davenport developed a cool technique of pouring paint down surfaces, allowing paint in works like Giardini Colourfall to pool at the bottom. Here's a nice behind-the scenes in English:

Reminds me of work by Holton Rower:

Behind-the-scenes: Ian Davenport @ HANA Building, Singapore (YouTube / Art Plural Gallery)