For those interested the cheap option is box fan, something like this or duct tape https://a.co/d/3BEXNGp https://a.co/d/3BEXNGp and a hepa filter. Works great

For those interested the cheap option is box fan, something like this or duct tape https://a.co/d/3BEXNGp https://a.co/d/3BEXNGp and a hepa filter. Works great and costs about 50 bucks.