Great question. We like to vacuum the room and eliminate the dust as best as we can, but you typically will never get all of it. Keep the HVAC vents and air movement off as best as possible. When you pour the clear coat, this is the most important step to create a great blemish-free surface; the color coat will be sanded, and the dust nibs will never be seen. You can always sand and polish the finished coats to create a perfect finish. Here is a link to how we do this:
This video will show how to apply your clear flood coat with success and build a protective tent for your projects- https://www.youtube.com/watch?v=4KxfFkLf0po
Have a great day and give us a call for project support!