You will be glad to know that all effects that they have used in this video are too easy. Let me tell you about them.
1. You can create grid by Going to effect>generate>Grid. Make it 3D to have Z-axis controls.
2. For reflection and Refraction, follow these tutorials by Andrew Kramer( and i suggest follow all of his tutorials)
http://library.creativecow.net/articles/kramer_andrew/reflections.php
http://www.videocopilot.net/tutorials/3d_reflections_with_refractions/
http://www.videocopilot.net/tutorials/3d_ocean/
Hope these will help :)
I am a keen learner and am very keen on pursuing a career in the animation industry. My artistic skills are mostly self-
taught. I have a deep knowledge base of Photoshop, Maya, Adobe Premiere, After Effects, Final Cut Pro and Sony Vegas.